Home / 1,165,772.85-1,745,949.15-1,125,364.38

Finding the Fourth Proportional to 1,165,772.85, 1,745,949.15 and 1,125,364.38

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Solution

The fourth proportional to 1,165,772.85, 1,745,949.15 and 1,125,364.38 is: 1,685,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,772.85 : 1,745,949.15 = 1,125,364.38 : x
  2. Step 2: Convert to fraction form
    1,165,772.85/1,745,949.15 = 1,125,364.38/x
  3. Step 3: Cross multiply
    1,165,772.85x = 1,745,949.15 × 1,125,364.38
  4. Step 4: Simplify right side
    1,165,772.85x = 1,964,828,982,701.28
  5. Step 5: Solve for x
    x = 1,964,828,982,701.28/1,165,772.85
  6. Step 6: Final answer
    x = 1,685,430.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.