Home / 1,440,217.80-2,164,700.09-962,142.03

Finding the Fourth Proportional to 1,440,217.80, 2,164,700.09 and 962,142.03

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Solution

The fourth proportional to 1,440,217.80, 2,164,700.09 and 962,142.03 is: 1,446,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,217.80 : 2,164,700.09 = 962,142.03 : x
  2. Step 2: Convert to fraction form
    1,440,217.80/2,164,700.09 = 962,142.03/x
  3. Step 3: Cross multiply
    1,440,217.80x = 2,164,700.09 × 962,142.03
  4. Step 4: Simplify right side
    1,440,217.80x = 2,082,748,938,933.78
  5. Step 5: Solve for x
    x = 2,082,748,938,933.78/1,440,217.80
  6. Step 6: Final answer
    x = 1,446,134.70

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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.