Home / 1,979,732.68-2,732,038.26-1,074,314.44

Finding the Fourth Proportional to 1,979,732.68, 2,732,038.26 and 1,074,314.44

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Solution

The fourth proportional to 1,979,732.68, 2,732,038.26 and 1,074,314.44 is: 1,482,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,732.68 : 2,732,038.26 = 1,074,314.44 : x
  2. Step 2: Convert to fraction form
    1,979,732.68/2,732,038.26 = 1,074,314.44/x
  3. Step 3: Cross multiply
    1,979,732.68x = 2,732,038.26 × 1,074,314.44
  4. Step 4: Simplify right side
    1,979,732.68x = 2,935,068,153,350.47
  5. Step 5: Solve for x
    x = 2,935,068,153,350.47/1,979,732.68
  6. Step 6: Final answer
    x = 1,482,557.81

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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.