Home / 3,466,939.40-5,200,409.10-1,577,371.40

Finding the Fourth Proportional to 3,466,939.40, 5,200,409.10 and 1,577,371.40

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Solution

The fourth proportional to 3,466,939.40, 5,200,409.10 and 1,577,371.40 is: 2,366,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,939.40 : 5,200,409.10 = 1,577,371.40 : x
  2. Step 2: Convert to fraction form
    3,466,939.40/5,200,409.10 = 1,577,371.40/x
  3. Step 3: Cross multiply
    3,466,939.40x = 5,200,409.10 × 1,577,371.40
  4. Step 4: Simplify right side
    3,466,939.40x = 8,202,976,582,639.74
  5. Step 5: Solve for x
    x = 8,202,976,582,639.74/3,466,939.40
  6. Step 6: Final answer
    x = 2,366,057.10

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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.