Home / 1,559,934.30-2,339,901.45-720,126.30

Finding the Fourth Proportional to 1,559,934.30, 2,339,901.45 and 720,126.30

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Solution

The fourth proportional to 1,559,934.30, 2,339,901.45 and 720,126.30 is: 1,080,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,934.30 : 2,339,901.45 = 720,126.30 : x
  2. Step 2: Convert to fraction form
    1,559,934.30/2,339,901.45 = 720,126.30/x
  3. Step 3: Cross multiply
    1,559,934.30x = 2,339,901.45 × 720,126.30
  4. Step 4: Simplify right side
    1,559,934.30x = 1,685,024,573,553.14
  5. Step 5: Solve for x
    x = 1,685,024,573,553.14/1,559,934.30
  6. Step 6: Final answer
    x = 1,080,189.45

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Similar ratio
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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.