Home / 1,099,528.80-1,649,293.20-657,160.80

Finding the Fourth Proportional to 1,099,528.80, 1,649,293.20 and 657,160.80

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Solution

The fourth proportional to 1,099,528.80, 1,649,293.20 and 657,160.80 is: 985,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,528.80 : 1,649,293.20 = 657,160.80 : x
  2. Step 2: Convert to fraction form
    1,099,528.80/1,649,293.20 = 657,160.80/x
  3. Step 3: Cross multiply
    1,099,528.80x = 1,649,293.20 × 657,160.80
  4. Step 4: Simplify right side
    1,099,528.80x = 1,083,850,838,746.56
  5. Step 5: Solve for x
    x = 1,083,850,838,746.56/1,099,528.80
  6. Step 6: Final answer
    x = 985,741.20

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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.