Home / 976,711.24-1,467,312.54-689,184.82

Finding the Fourth Proportional to 976,711.24, 1,467,312.54 and 689,184.82

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Solution

The fourth proportional to 976,711.24, 1,467,312.54 and 689,184.82 is: 1,035,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,711.24 : 1,467,312.54 = 689,184.82 : x
  2. Step 2: Convert to fraction form
    976,711.24/1,467,312.54 = 689,184.82/x
  3. Step 3: Cross multiply
    976,711.24x = 1,467,312.54 × 689,184.82
  4. Step 4: Simplify right side
    976,711.24x = 1,011,249,531,890.01
  5. Step 5: Solve for x
    x = 1,011,249,531,890.01/976,711.24
  6. Step 6: Final answer
    x = 1,035,361.82

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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.