Home / 1,375,451.43-2,060,493.21-900,697.47

Finding the Fourth Proportional to 1,375,451.43, 2,060,493.21 and 900,697.47

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Solution

The fourth proportional to 1,375,451.43, 2,060,493.21 and 900,697.47 is: 1,349,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,451.43 : 2,060,493.21 = 900,697.47 : x
  2. Step 2: Convert to fraction form
    1,375,451.43/2,060,493.21 = 900,697.47/x
  3. Step 3: Cross multiply
    1,375,451.43x = 2,060,493.21 × 900,697.47
  4. Step 4: Simplify right side
    1,375,451.43x = 1,855,881,018,947.44
  5. Step 5: Solve for x
    x = 1,855,881,018,947.44/1,375,451.43
  6. Step 6: Final answer
    x = 1,349,288.66

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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.