Home / 5,517,643.10-8,276,464.65-1,528,555.10

Finding the Fourth Proportional to 5,517,643.10, 8,276,464.65 and 1,528,555.10

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Solution

The fourth proportional to 5,517,643.10, 8,276,464.65 and 1,528,555.10 is: 2,292,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,643.10 : 8,276,464.65 = 1,528,555.10 : x
  2. Step 2: Convert to fraction form
    5,517,643.10/8,276,464.65 = 1,528,555.10/x
  3. Step 3: Cross multiply
    5,517,643.10x = 8,276,464.65 × 1,528,555.10
  4. Step 4: Simplify right side
    5,517,643.10x = 12,651,032,250,727.22
  5. Step 5: Solve for x
    x = 12,651,032,250,727.22/5,517,643.10
  6. Step 6: Final answer
    x = 2,292,832.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.