Home / 1,175,200.60-1,762,800.90-843,424.60

Finding the Fourth Proportional to 1,175,200.60, 1,762,800.90 and 843,424.60

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Solution

The fourth proportional to 1,175,200.60, 1,762,800.90 and 843,424.60 is: 1,265,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,200.60 : 1,762,800.90 = 843,424.60 : x
  2. Step 2: Convert to fraction form
    1,175,200.60/1,762,800.90 = 843,424.60/x
  3. Step 3: Cross multiply
    1,175,200.60x = 1,762,800.90 × 843,424.60
  4. Step 4: Simplify right side
    1,175,200.60x = 1,486,789,643,962.14
  5. Step 5: Solve for x
    x = 1,486,789,643,962.14/1,175,200.60
  6. Step 6: Final answer
    x = 1,265,136.90

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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.