Home / 1,039,396.08-1,434,337.56-586,729.20

Finding the Fourth Proportional to 1,039,396.08, 1,434,337.56 and 586,729.20

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Solution

The fourth proportional to 1,039,396.08, 1,434,337.56 and 586,729.20 is: 809,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,396.08 : 1,434,337.56 = 586,729.20 : x
  2. Step 2: Convert to fraction form
    1,039,396.08/1,434,337.56 = 586,729.20/x
  3. Step 3: Cross multiply
    1,039,396.08x = 1,434,337.56 × 586,729.20
  4. Step 4: Simplify right side
    1,039,396.08x = 841,567,729,108.75
  5. Step 5: Solve for x
    x = 841,567,729,108.75/1,039,396.08
  6. Step 6: Final answer
    x = 809,669.91

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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.