Home / 1,142,484.02-1,713,352.53-384,121.95

Finding the Fourth Proportional to 1,142,484.02, 1,713,352.53 and 384,121.95

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Solution

The fourth proportional to 1,142,484.02, 1,713,352.53 and 384,121.95 is: 576,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,484.02 : 1,713,352.53 = 384,121.95 : x
  2. Step 2: Convert to fraction form
    1,142,484.02/1,713,352.53 = 384,121.95/x
  3. Step 3: Cross multiply
    1,142,484.02x = 1,713,352.53 × 384,121.95
  4. Step 4: Simplify right side
    1,142,484.02x = 658,136,306,635.39
  5. Step 5: Solve for x
    x = 658,136,306,635.39/1,142,484.02
  6. Step 6: Final answer
    x = 576,057.34

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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.