Home / 1,427,326.32-2,140,990.44-362,448.24

Finding the Fourth Proportional to 1,427,326.32, 2,140,990.44 and 362,448.24

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Solution

The fourth proportional to 1,427,326.32, 2,140,990.44 and 362,448.24 is: 543,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,326.32 : 2,140,990.44 = 362,448.24 : x
  2. Step 2: Convert to fraction form
    1,427,326.32/2,140,990.44 = 362,448.24/x
  3. Step 3: Cross multiply
    1,427,326.32x = 2,140,990.44 × 362,448.24
  4. Step 4: Simplify right side
    1,427,326.32x = 775,998,216,834.83
  5. Step 5: Solve for x
    x = 775,998,216,834.83/1,427,326.32
  6. Step 6: Final answer
    x = 543,672.60

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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.