Home / 2,912,549.87-4,368,124.06-890,811.27

Finding the Fourth Proportional to 2,912,549.87, 4,368,124.06 and 890,811.27

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Solution

The fourth proportional to 2,912,549.87, 4,368,124.06 and 890,811.27 is: 1,336,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,549.87 : 4,368,124.06 = 890,811.27 : x
  2. Step 2: Convert to fraction form
    2,912,549.87/4,368,124.06 = 890,811.27/x
  3. Step 3: Cross multiply
    2,912,549.87x = 4,368,124.06 × 890,811.27
  4. Step 4: Simplify right side
    2,912,549.87x = 3,891,174,139,179.13
  5. Step 5: Solve for x
    x = 3,891,174,139,179.13/2,912,549.87
  6. Step 6: Final answer
    x = 1,336,002.58

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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.