Home / 1,154,752.89-1,593,549.39-638,529.30

Finding the Fourth Proportional to 1,154,752.89, 1,593,549.39 and 638,529.30

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Solution

The fourth proportional to 1,154,752.89, 1,593,549.39 and 638,529.30 is: 881,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,752.89 : 1,593,549.39 = 638,529.30 : x
  2. Step 2: Convert to fraction form
    1,154,752.89/1,593,549.39 = 638,529.30/x
  3. Step 3: Cross multiply
    1,154,752.89x = 1,593,549.39 × 638,529.30
  4. Step 4: Simplify right side
    1,154,752.89x = 1,017,527,976,512.13
  5. Step 5: Solve for x
    x = 1,017,527,976,512.13/1,154,752.89
  6. Step 6: Final answer
    x = 881,165.13

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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.