Home / 1,134,143.55-1,701,158.81-424,119.39

Finding the Fourth Proportional to 1,134,143.55, 1,701,158.81 and 424,119.39

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Solution

The fourth proportional to 1,134,143.55, 1,701,158.81 and 424,119.39 is: 636,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,143.55 : 1,701,158.81 = 424,119.39 : x
  2. Step 2: Convert to fraction form
    1,134,143.55/1,701,158.81 = 424,119.39/x
  3. Step 3: Cross multiply
    1,134,143.55x = 1,701,158.81 × 424,119.39
  4. Step 4: Simplify right side
    1,134,143.55x = 721,494,434,669.73
  5. Step 5: Solve for x
    x = 721,494,434,669.73/1,134,143.55
  6. Step 6: Final answer
    x = 636,157.95

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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.