Home / 1,108,050.70-1,661,590.04-508,812.70

Finding the Fourth Proportional to 1,108,050.70, 1,661,590.04 and 508,812.70

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Solution

The fourth proportional to 1,108,050.70, 1,661,590.04 and 508,812.70 is: 762,995.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,050.70 : 1,661,590.04 = 508,812.70 : x
  2. Step 2: Convert to fraction form
    1,108,050.70/1,661,590.04 = 508,812.70/x
  3. Step 3: Cross multiply
    1,108,050.70x = 1,661,590.04 × 508,812.70
  4. Step 4: Simplify right side
    1,108,050.70x = 845,438,114,545.51
  5. Step 5: Solve for x
    x = 845,438,114,545.51/1,108,050.70
  6. Step 6: Final answer
    x = 762,995.88

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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.