Home / 1,403,972.46-2,105,957.07-457,341.66

Finding the Fourth Proportional to 1,403,972.46, 2,105,957.07 and 457,341.66

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Solution

The fourth proportional to 1,403,972.46, 2,105,957.07 and 457,341.66 is: 686,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,972.46 : 2,105,957.07 = 457,341.66 : x
  2. Step 2: Convert to fraction form
    1,403,972.46/2,105,957.07 = 457,341.66/x
  3. Step 3: Cross multiply
    1,403,972.46x = 2,105,957.07 × 457,341.66
  4. Step 4: Simplify right side
    1,403,972.46x = 963,141,902,282.54
  5. Step 5: Solve for x
    x = 963,141,902,282.54/1,403,972.46
  6. Step 6: Final answer
    x = 686,011.96

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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.