Home / 1,927,060.08-2,655,060.55-1,272,523.78

Finding the Fourth Proportional to 1,927,060.08, 2,655,060.55 and 1,272,523.78

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Solution

The fourth proportional to 1,927,060.08, 2,655,060.55 and 1,272,523.78 is: 1,753,254.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,060.08 : 2,655,060.55 = 1,272,523.78 : x
  2. Step 2: Convert to fraction form
    1,927,060.08/2,655,060.55 = 1,272,523.78/x
  3. Step 3: Cross multiply
    1,927,060.08x = 2,655,060.55 × 1,272,523.78
  4. Step 4: Simplify right side
    1,927,060.08x = 3,378,627,687,214.88
  5. Step 5: Solve for x
    x = 3,378,627,687,214.88/1,927,060.08
  6. Step 6: Final answer
    x = 1,753,254.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.