Home / 1,005,134.56-1,386,623.28-617,598.16

Finding the Fourth Proportional to 1,005,134.56, 1,386,623.28 and 617,598.16

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Solution

The fourth proportional to 1,005,134.56, 1,386,623.28 and 617,598.16 is: 852,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,134.56 : 1,386,623.28 = 617,598.16 : x
  2. Step 2: Convert to fraction form
    1,005,134.56/1,386,623.28 = 617,598.16/x
  3. Step 3: Cross multiply
    1,005,134.56x = 1,386,623.28 × 617,598.16
  4. Step 4: Simplify right side
    1,005,134.56x = 856,375,986,341.17
  5. Step 5: Solve for x
    x = 856,375,986,341.17/1,005,134.56
  6. Step 6: Final answer
    x = 852,001.33

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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.