Home / 4,304,711.07-6,457,977.45-1,425,915

Finding the Fourth Proportional to 4,304,711.07, 6,457,977.45 and 1,425,915

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Solution

The fourth proportional to 4,304,711.07, 6,457,977.45 and 1,425,915 is: 2,139,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304,711.07 : 6,457,977.45 = 1,425,915 : x
  2. Step 2: Convert to fraction form
    4,304,711.07/6,457,977.45 = 1,425,915/x
  3. Step 3: Cross multiply
    4,304,711.07x = 6,457,977.45 × 1,425,915
  4. Step 4: Simplify right side
    4,304,711.07x = 9,208,526,915,616.75
  5. Step 5: Solve for x
    x = 9,208,526,915,616.75/4,304,711.07
  6. Step 6: Final answer
    x = 2,139,174.21

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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.