Home / 4,752,463.36-7,129,406.72-1,720,538.88

Finding the Fourth Proportional to 4,752,463.36, 7,129,406.72 and 1,720,538.88

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Solution

The fourth proportional to 4,752,463.36, 7,129,406.72 and 1,720,538.88 is: 2,581,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,463.36 : 7,129,406.72 = 1,720,538.88 : x
  2. Step 2: Convert to fraction form
    4,752,463.36/7,129,406.72 = 1,720,538.88/x
  3. Step 3: Cross multiply
    4,752,463.36x = 7,129,406.72 × 1,720,538.88
  4. Step 4: Simplify right side
    4,752,463.36x = 12,266,421,453,093.27
  5. Step 5: Solve for x
    x = 12,266,421,453,093.27/4,752,463.36
  6. Step 6: Final answer
    x = 2,581,065.97

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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.