Home / 2,783,154.10-4,174,731.15-889,957.30

Finding the Fourth Proportional to 2,783,154.10, 4,174,731.15 and 889,957.30

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Solution

The fourth proportional to 2,783,154.10, 4,174,731.15 and 889,957.30 is: 1,334,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,154.10 : 4,174,731.15 = 889,957.30 : x
  2. Step 2: Convert to fraction form
    2,783,154.10/4,174,731.15 = 889,957.30/x
  3. Step 3: Cross multiply
    2,783,154.10x = 4,174,731.15 × 889,957.30
  4. Step 4: Simplify right side
    2,783,154.10x = 3,715,332,462,479.90
  5. Step 5: Solve for x
    x = 3,715,332,462,479.90/2,783,154.10
  6. Step 6: Final answer
    x = 1,334,935.95

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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.