Home / 3,013,342.20-4,158,442.49-1,636,712.87

Finding the Fourth Proportional to 3,013,342.20, 4,158,442.49 and 1,636,712.87

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Solution

The fourth proportional to 3,013,342.20, 4,158,442.49 and 1,636,712.87 is: 2,258,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,342.20 : 4,158,442.49 = 1,636,712.87 : x
  2. Step 2: Convert to fraction form
    3,013,342.20/4,158,442.49 = 1,636,712.87/x
  3. Step 3: Cross multiply
    3,013,342.20x = 4,158,442.49 × 1,636,712.87
  4. Step 4: Simplify right side
    3,013,342.20x = 6,806,176,313,562.07
  5. Step 5: Solve for x
    x = 6,806,176,313,562.07/3,013,342.20
  6. Step 6: Final answer
    x = 2,258,680.18

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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.