Home / 1,122,099.60-1,683,732.60-491,077.20

Finding the Fourth Proportional to 1,122,099.60, 1,683,732.60 and 491,077.20

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Solution

The fourth proportional to 1,122,099.60, 1,683,732.60 and 491,077.20 is: 736,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,099.60 : 1,683,732.60 = 491,077.20 : x
  2. Step 2: Convert to fraction form
    1,122,099.60/1,683,732.60 = 491,077.20/x
  3. Step 3: Cross multiply
    1,122,099.60x = 1,683,732.60 × 491,077.20
  4. Step 4: Simplify right side
    1,122,099.60x = 826,842,690,756.72
  5. Step 5: Solve for x
    x = 826,842,690,756.72/1,122,099.60
  6. Step 6: Final answer
    x = 736,871.03

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1.5x scale

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.