Home / 1,264,236.30-1,897,010.55-554,336.10

Finding the Fourth Proportional to 1,264,236.30, 1,897,010.55 and 554,336.10

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Solution

The fourth proportional to 1,264,236.30, 1,897,010.55 and 554,336.10 is: 831,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,236.30 : 1,897,010.55 = 554,336.10 : x
  2. Step 2: Convert to fraction form
    1,264,236.30/1,897,010.55 = 554,336.10/x
  3. Step 3: Cross multiply
    1,264,236.30x = 1,897,010.55 × 554,336.10
  4. Step 4: Simplify right side
    1,264,236.30x = 1,051,581,429,945.86
  5. Step 5: Solve for x
    x = 1,051,581,429,945.86/1,264,236.30
  6. Step 6: Final answer
    x = 831,791.83

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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.