Home / 2,472,665.40-3,708,998.10-1,392,068.70

Finding the Fourth Proportional to 2,472,665.40, 3,708,998.10 and 1,392,068.70

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Solution

The fourth proportional to 2,472,665.40, 3,708,998.10 and 1,392,068.70 is: 2,088,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,665.40 : 3,708,998.10 = 1,392,068.70 : x
  2. Step 2: Convert to fraction form
    2,472,665.40/3,708,998.10 = 1,392,068.70/x
  3. Step 3: Cross multiply
    2,472,665.40x = 3,708,998.10 × 1,392,068.70
  4. Step 4: Simplify right side
    2,472,665.40x = 5,163,180,163,369.47
  5. Step 5: Solve for x
    x = 5,163,180,163,369.47/2,472,665.40
  6. Step 6: Final answer
    x = 2,088,103.05

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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.