Home / 1,676,143.68-2,512,807.20-1,359,816

Finding the Fourth Proportional to 1,676,143.68, 2,512,807.20 and 1,359,816

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Solution

The fourth proportional to 1,676,143.68, 2,512,807.20 and 1,359,816 is: 2,038,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,143.68 : 2,512,807.20 = 1,359,816 : x
  2. Step 2: Convert to fraction form
    1,676,143.68/2,512,807.20 = 1,359,816/x
  3. Step 3: Cross multiply
    1,676,143.68x = 2,512,807.20 × 1,359,816
  4. Step 4: Simplify right side
    1,676,143.68x = 3,416,955,435,475.20
  5. Step 5: Solve for x
    x = 3,416,955,435,475.20/1,676,143.68
  6. Step 6: Final answer
    x = 2,038,581.46

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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.