Home / 1,357,377.79-1,873,203.92-745,587.16

Finding the Fourth Proportional to 1,357,377.79, 1,873,203.92 and 745,587.16

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Solution

The fourth proportional to 1,357,377.79, 1,873,203.92 and 745,587.16 is: 1,028,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,377.79 : 1,873,203.92 = 745,587.16 : x
  2. Step 2: Convert to fraction form
    1,357,377.79/1,873,203.92 = 745,587.16/x
  3. Step 3: Cross multiply
    1,357,377.79x = 1,873,203.92 × 745,587.16
  4. Step 4: Simplify right side
    1,357,377.79x = 1,396,636,790,813.67
  5. Step 5: Solve for x
    x = 1,396,636,790,813.67/1,357,377.79
  6. Step 6: Final answer
    x = 1,028,922.68

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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.