Home / 1,190,966.15-1,785,445.07-516,539.70

Finding the Fourth Proportional to 1,190,966.15, 1,785,445.07 and 516,539.70

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Solution

The fourth proportional to 1,190,966.15, 1,785,445.07 and 516,539.70 is: 774,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,966.15 : 1,785,445.07 = 516,539.70 : x
  2. Step 2: Convert to fraction form
    1,190,966.15/1,785,445.07 = 516,539.70/x
  3. Step 3: Cross multiply
    1,190,966.15x = 1,785,445.07 × 516,539.70
  4. Step 4: Simplify right side
    1,190,966.15x = 922,253,258,241.58
  5. Step 5: Solve for x
    x = 922,253,258,241.58/1,190,966.15
  6. Step 6: Final answer
    x = 774,374.03

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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.