Home / 1,269,587.10-1,752,030.24-725,734.74

Finding the Fourth Proportional to 1,269,587.10, 1,752,030.24 and 725,734.74

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Solution

The fourth proportional to 1,269,587.10, 1,752,030.24 and 725,734.74 is: 1,001,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,587.10 : 1,752,030.24 = 725,734.74 : x
  2. Step 2: Convert to fraction form
    1,269,587.10/1,752,030.24 = 725,734.74/x
  3. Step 3: Cross multiply
    1,269,587.10x = 1,752,030.24 × 725,734.74
  4. Step 4: Simplify right side
    1,269,587.10x = 1,271,509,210,698.54
  5. Step 5: Solve for x
    x = 1,271,509,210,698.54/1,269,587.10
  6. Step 6: Final answer
    x = 1,001,513.97

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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.