Home / 2,688,082.16-4,030,723.29-1,267,756.88

Finding the Fourth Proportional to 2,688,082.16, 4,030,723.29 and 1,267,756.88

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Solution

The fourth proportional to 2,688,082.16, 4,030,723.29 and 1,267,756.88 is: 1,900,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,082.16 : 4,030,723.29 = 1,267,756.88 : x
  2. Step 2: Convert to fraction form
    2,688,082.16/4,030,723.29 = 1,267,756.88/x
  3. Step 3: Cross multiply
    2,688,082.16x = 4,030,723.29 × 1,267,756.88
  4. Step 4: Simplify right side
    2,688,082.16x = 5,109,977,182,273.73
  5. Step 5: Solve for x
    x = 5,109,977,182,273.73/2,688,082.16
  6. Step 6: Final answer
    x = 1,900,975.07

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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.