Home / 1,293,753.08-1,785,337.40-742,559.52

Finding the Fourth Proportional to 1,293,753.08, 1,785,337.40 and 742,559.52

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Solution

The fourth proportional to 1,293,753.08, 1,785,337.40 and 742,559.52 is: 1,024,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,753.08 : 1,785,337.40 = 742,559.52 : x
  2. Step 2: Convert to fraction form
    1,293,753.08/1,785,337.40 = 742,559.52/x
  3. Step 3: Cross multiply
    1,293,753.08x = 1,785,337.40 × 742,559.52
  4. Step 4: Simplify right side
    1,293,753.08x = 1,325,719,282,782.05
  5. Step 5: Solve for x
    x = 1,325,719,282,782.05/1,293,753.08
  6. Step 6: Final answer
    x = 1,024,708.12

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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.