Home / 1,829,077.80-2,743,616.70-764,111.40

Finding the Fourth Proportional to 1,829,077.80, 2,743,616.70 and 764,111.40

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Solution

The fourth proportional to 1,829,077.80, 2,743,616.70 and 764,111.40 is: 1,146,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,077.80 : 2,743,616.70 = 764,111.40 : x
  2. Step 2: Convert to fraction form
    1,829,077.80/2,743,616.70 = 764,111.40/x
  3. Step 3: Cross multiply
    1,829,077.80x = 2,743,616.70 × 764,111.40
  4. Step 4: Simplify right side
    1,829,077.80x = 2,096,428,797,700.38
  5. Step 5: Solve for x
    x = 2,096,428,797,700.38/1,829,077.80
  6. Step 6: Final answer
    x = 1,146,167.10

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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.