Home / 1,039,813.38-1,559,904.30-471,171.48

Finding the Fourth Proportional to 1,039,813.38, 1,559,904.30 and 471,171.48

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Solution

The fourth proportional to 1,039,813.38, 1,559,904.30 and 471,171.48 is: 706,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,813.38 : 1,559,904.30 = 471,171.48 : x
  2. Step 2: Convert to fraction form
    1,039,813.38/1,559,904.30 = 471,171.48/x
  3. Step 3: Cross multiply
    1,039,813.38x = 1,559,904.30 × 471,171.48
  4. Step 4: Simplify right side
    1,039,813.38x = 734,982,417,689.36
  5. Step 5: Solve for x
    x = 734,982,417,689.36/1,039,813.38
  6. Step 6: Final answer
    x = 706,840.70

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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.