Home / 1,275,098.20-1,911,759.54-564,741.16

Finding the Fourth Proportional to 1,275,098.20, 1,911,759.54 and 564,741.16

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Solution

The fourth proportional to 1,275,098.20, 1,911,759.54 and 564,741.16 is: 846,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,098.20 : 1,911,759.54 = 564,741.16 : x
  2. Step 2: Convert to fraction form
    1,275,098.20/1,911,759.54 = 564,741.16/x
  3. Step 3: Cross multiply
    1,275,098.20x = 1,911,759.54 × 564,741.16
  4. Step 4: Simplify right side
    1,275,098.20x = 1,079,649,300,260.67
  5. Step 5: Solve for x
    x = 1,079,649,300,260.67/1,275,098.20
  6. Step 6: Final answer
    x = 846,718.55

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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.