Home / 1,108,881.19-1,663,070.94-509,265.93

Finding the Fourth Proportional to 1,108,881.19, 1,663,070.94 and 509,265.93

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Solution

The fourth proportional to 1,108,881.19, 1,663,070.94 and 509,265.93 is: 763,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,881.19 : 1,663,070.94 = 509,265.93 : x
  2. Step 2: Convert to fraction form
    1,108,881.19/1,663,070.94 = 509,265.93/x
  3. Step 3: Cross multiply
    1,108,881.19x = 1,663,070.94 × 509,265.93
  4. Step 4: Simplify right side
    1,108,881.19x = 846,945,375,151.59
  5. Step 5: Solve for x
    x = 846,945,375,151.59/1,108,881.19
  6. Step 6: Final answer
    x = 763,783.70

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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.