Home / 5,677,312.14-8,512,817.49-1,888,726.86

Finding the Fourth Proportional to 5,677,312.14, 8,512,817.49 and 1,888,726.86

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Solution

The fourth proportional to 5,677,312.14, 8,512,817.49 and 1,888,726.86 is: 2,832,042.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677,312.14 : 8,512,817.49 = 1,888,726.86 : x
  2. Step 2: Convert to fraction form
    5,677,312.14/8,512,817.49 = 1,888,726.86/x
  3. Step 3: Cross multiply
    5,677,312.14x = 8,512,817.49 × 1,888,726.86
  4. Step 4: Simplify right side
    5,677,312.14x = 16,078,387,047,640.78
  5. Step 5: Solve for x
    x = 16,078,387,047,640.78/5,677,312.14
  6. Step 6: Final answer
    x = 2,832,042.11

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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.