Home / 1,225,682.27-1,841,526.06-1,157,702.21

Finding the Fourth Proportional to 1,225,682.27, 1,841,526.06 and 1,157,702.21

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Solution

The fourth proportional to 1,225,682.27, 1,841,526.06 and 1,157,702.21 is: 1,739,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,682.27 : 1,841,526.06 = 1,157,702.21 : x
  2. Step 2: Convert to fraction form
    1,225,682.27/1,841,526.06 = 1,157,702.21/x
  3. Step 3: Cross multiply
    1,225,682.27x = 1,841,526.06 × 1,157,702.21
  4. Step 4: Simplify right side
    1,225,682.27x = 2,131,938,781,936.52
  5. Step 5: Solve for x
    x = 2,131,938,781,936.52/1,225,682.27
  6. Step 6: Final answer
    x = 1,739,389.43

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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.