Home / 1,071,170.79-1,605,691.80-537,061.65

Finding the Fourth Proportional to 1,071,170.79, 1,605,691.80 and 537,061.65

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Solution

The fourth proportional to 1,071,170.79, 1,605,691.80 and 537,061.65 is: 805,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,170.79 : 1,605,691.80 = 537,061.65 : x
  2. Step 2: Convert to fraction form
    1,071,170.79/1,605,691.80 = 537,061.65/x
  3. Step 3: Cross multiply
    1,071,170.79x = 1,605,691.80 × 537,061.65
  4. Step 4: Simplify right side
    1,071,170.79x = 862,355,487,499.47
  5. Step 5: Solve for x
    x = 862,355,487,499.47/1,071,170.79
  6. Step 6: Final answer
    x = 805,058.82

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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.