Home / 1,141,561.18-1,712,000.04-715,744.09

Finding the Fourth Proportional to 1,141,561.18, 1,712,000.04 and 715,744.09

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Solution

The fourth proportional to 1,141,561.18, 1,712,000.04 and 715,744.09 is: 1,073,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,561.18 : 1,712,000.04 = 715,744.09 : x
  2. Step 2: Convert to fraction form
    1,141,561.18/1,712,000.04 = 715,744.09/x
  3. Step 3: Cross multiply
    1,141,561.18x = 1,712,000.04 × 715,744.09
  4. Step 4: Simplify right side
    1,141,561.18x = 1,225,353,910,709.76
  5. Step 5: Solve for x
    x = 1,225,353,910,709.76/1,141,561.18
  6. Step 6: Final answer
    x = 1,073,401.87

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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.