Home / 1,236,156.60-1,853,774.10-488,047.80

Finding the Fourth Proportional to 1,236,156.60, 1,853,774.10 and 488,047.80

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Solution

The fourth proportional to 1,236,156.60, 1,853,774.10 and 488,047.80 is: 731,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,156.60 : 1,853,774.10 = 488,047.80 : x
  2. Step 2: Convert to fraction form
    1,236,156.60/1,853,774.10 = 488,047.80/x
  3. Step 3: Cross multiply
    1,236,156.60x = 1,853,774.10 × 488,047.80
  4. Step 4: Simplify right side
    1,236,156.60x = 904,730,371,201.98
  5. Step 5: Solve for x
    x = 904,730,371,201.98/1,236,156.60
  6. Step 6: Final answer
    x = 731,889.77

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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.