Home / 1,357,418.79-1,873,253.34-745,585.88

Finding the Fourth Proportional to 1,357,418.79, 1,873,253.34 and 745,585.88

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Solution

The fourth proportional to 1,357,418.79, 1,873,253.34 and 745,585.88 is: 1,028,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,418.79 : 1,873,253.34 = 745,585.88 : x
  2. Step 2: Convert to fraction form
    1,357,418.79/1,873,253.34 = 745,585.88/x
  3. Step 3: Cross multiply
    1,357,418.79x = 1,873,253.34 × 745,585.88
  4. Step 4: Simplify right side
    1,357,418.79x = 1,396,671,230,600.57
  5. Step 5: Solve for x
    x = 1,396,671,230,600.57/1,357,418.79
  6. Step 6: Final answer
    x = 1,028,916.97

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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.