Home / 1,440,088.66-2,157,766.17-492,942.70

Finding the Fourth Proportional to 1,440,088.66, 2,157,766.17 and 492,942.70

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Solution

The fourth proportional to 1,440,088.66, 2,157,766.17 and 492,942.70 is: 738,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,088.66 : 2,157,766.17 = 492,942.70 : x
  2. Step 2: Convert to fraction form
    1,440,088.66/2,157,766.17 = 492,942.70/x
  3. Step 3: Cross multiply
    1,440,088.66x = 2,157,766.17 × 492,942.70
  4. Step 4: Simplify right side
    1,440,088.66x = 1,063,655,081,808.46
  5. Step 5: Solve for x
    x = 1,063,655,081,808.46/1,440,088.66
  6. Step 6: Final answer
    x = 738,603.89

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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.