Home / 1,293,965.32-1,785,688.98-742,770.04

Finding the Fourth Proportional to 1,293,965.32, 1,785,688.98 and 742,770.04

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Solution

The fourth proportional to 1,293,965.32, 1,785,688.98 and 742,770.04 is: 1,025,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,965.32 : 1,785,688.98 = 742,770.04 : x
  2. Step 2: Convert to fraction form
    1,293,965.32/1,785,688.98 = 742,770.04/x
  3. Step 3: Cross multiply
    1,293,965.32x = 1,785,688.98 × 742,770.04
  4. Step 4: Simplify right side
    1,293,965.32x = 1,326,356,275,102.16
  5. Step 5: Solve for x
    x = 1,326,356,275,102.16/1,293,965.32
  6. Step 6: Final answer
    x = 1,025,032.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.