Home / 1,151,475.40-1,726,694.70-520,064.20

Finding the Fourth Proportional to 1,151,475.40, 1,726,694.70 and 520,064.20

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Solution

The fourth proportional to 1,151,475.40, 1,726,694.70 and 520,064.20 is: 779,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,475.40 : 1,726,694.70 = 520,064.20 : x
  2. Step 2: Convert to fraction form
    1,151,475.40/1,726,694.70 = 520,064.20/x
  3. Step 3: Cross multiply
    1,151,475.40x = 1,726,694.70 × 520,064.20
  4. Step 4: Simplify right side
    1,151,475.40x = 897,992,097,799.74
  5. Step 5: Solve for x
    x = 897,992,097,799.74/1,151,475.40
  6. Step 6: Final answer
    x = 779,862.16

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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.