Home / 1,016,889.87-1,403,304.15-558,012.12

Finding the Fourth Proportional to 1,016,889.87, 1,403,304.15 and 558,012.12

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Solution

The fourth proportional to 1,016,889.87, 1,403,304.15 and 558,012.12 is: 770,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,889.87 : 1,403,304.15 = 558,012.12 : x
  2. Step 2: Convert to fraction form
    1,016,889.87/1,403,304.15 = 558,012.12/x
  3. Step 3: Cross multiply
    1,016,889.87x = 1,403,304.15 × 558,012.12
  4. Step 4: Simplify right side
    1,016,889.87x = 783,060,723,746.30
  5. Step 5: Solve for x
    x = 783,060,723,746.30/1,016,889.87
  6. Step 6: Final answer
    x = 770,054.60

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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.