Home / 2,428,010.92-3,350,655.78-1,340,283.40

Finding the Fourth Proportional to 2,428,010.92, 3,350,655.78 and 1,340,283.40

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Solution

The fourth proportional to 2,428,010.92, 3,350,655.78 and 1,340,283.40 is: 1,849,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,010.92 : 3,350,655.78 = 1,340,283.40 : x
  2. Step 2: Convert to fraction form
    2,428,010.92/3,350,655.78 = 1,340,283.40/x
  3. Step 3: Cross multiply
    2,428,010.92x = 3,350,655.78 × 1,340,283.40
  4. Step 4: Simplify right side
    2,428,010.92x = 4,490,828,321,048.05
  5. Step 5: Solve for x
    x = 4,490,828,321,048.05/2,428,010.92
  6. Step 6: Final answer
    x = 1,849,591.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.