Home / 1,154,910.28-1,593,730.46-638,630.66

Finding the Fourth Proportional to 1,154,910.28, 1,593,730.46 and 638,630.66

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Solution

The fourth proportional to 1,154,910.28, 1,593,730.46 and 638,630.66 is: 881,285.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,910.28 : 1,593,730.46 = 638,630.66 : x
  2. Step 2: Convert to fraction form
    1,154,910.28/1,593,730.46 = 638,630.66/x
  3. Step 3: Cross multiply
    1,154,910.28x = 1,593,730.46 × 638,630.66
  4. Step 4: Simplify right side
    1,154,910.28x = 1,017,805,129,159.83
  5. Step 5: Solve for x
    x = 1,017,805,129,159.83/1,154,910.28
  6. Step 6: Final answer
    x = 881,285.02

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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.