Home / 3,236,127.40-4,855,940.70-1,439,288.20

Finding the Fourth Proportional to 3,236,127.40, 4,855,940.70 and 1,439,288.20

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Solution

The fourth proportional to 3,236,127.40, 4,855,940.70 and 1,439,288.20 is: 2,159,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,127.40 : 4,855,940.70 = 1,439,288.20 : x
  2. Step 2: Convert to fraction form
    3,236,127.40/4,855,940.70 = 1,439,288.20/x
  3. Step 3: Cross multiply
    3,236,127.40x = 4,855,940.70 × 1,439,288.20
  4. Step 4: Simplify right side
    3,236,127.40x = 6,989,098,149,409.74
  5. Step 5: Solve for x
    x = 6,989,098,149,409.74/3,236,127.40
  6. Step 6: Final answer
    x = 2,159,710.45

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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.