Home / 1,363,389.52-1,884,878.76-1,023,267.28

Finding the Fourth Proportional to 1,363,389.52, 1,884,878.76 and 1,023,267.28

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Solution

The fourth proportional to 1,363,389.52, 1,884,878.76 and 1,023,267.28 is: 1,414,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,389.52 : 1,884,878.76 = 1,023,267.28 : x
  2. Step 2: Convert to fraction form
    1,363,389.52/1,884,878.76 = 1,023,267.28/x
  3. Step 3: Cross multiply
    1,363,389.52x = 1,884,878.76 × 1,023,267.28
  4. Step 4: Simplify right side
    1,363,389.52x = 1,928,734,761,874.97
  5. Step 5: Solve for x
    x = 1,928,734,761,874.97/1,363,389.52
  6. Step 6: Final answer
    x = 1,414,661.57

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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.