Home / 1,130,724.64-1,695,422.76-456,827.32

Finding the Fourth Proportional to 1,130,724.64, 1,695,422.76 and 456,827.32

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Solution

The fourth proportional to 1,130,724.64, 1,695,422.76 and 456,827.32 is: 684,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,724.64 : 1,695,422.76 = 456,827.32 : x
  2. Step 2: Convert to fraction form
    1,130,724.64/1,695,422.76 = 456,827.32/x
  3. Step 3: Cross multiply
    1,130,724.64x = 1,695,422.76 × 456,827.32
  4. Step 4: Simplify right side
    1,130,724.64x = 774,515,435,717.80
  5. Step 5: Solve for x
    x = 774,515,435,717.80/1,130,724.64
  6. Step 6: Final answer
    x = 684,972.63

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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.