Home / 1,009,659.71-1,511,806.85-609,759.47

Finding the Fourth Proportional to 1,009,659.71, 1,511,806.85 and 609,759.47

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Solution

The fourth proportional to 1,009,659.71, 1,511,806.85 and 609,759.47 is: 913,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,659.71 : 1,511,806.85 = 609,759.47 : x
  2. Step 2: Convert to fraction form
    1,009,659.71/1,511,806.85 = 609,759.47/x
  3. Step 3: Cross multiply
    1,009,659.71x = 1,511,806.85 × 609,759.47
  4. Step 4: Simplify right side
    1,009,659.71x = 921,838,540,549.57
  5. Step 5: Solve for x
    x = 921,838,540,549.57/1,009,659.71
  6. Step 6: Final answer
    x = 913,019.04

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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.