Home / 3,016,042.84-4,162,168.70-1,639,385.72

Finding the Fourth Proportional to 3,016,042.84, 4,162,168.70 and 1,639,385.72

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Solution

The fourth proportional to 3,016,042.84, 4,162,168.70 and 1,639,385.72 is: 2,262,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,042.84 : 4,162,168.70 = 1,639,385.72 : x
  2. Step 2: Convert to fraction form
    3,016,042.84/4,162,168.70 = 1,639,385.72/x
  3. Step 3: Cross multiply
    3,016,042.84x = 4,162,168.70 × 1,639,385.72
  4. Step 4: Simplify right side
    3,016,042.84x = 6,823,399,931,010.96
  5. Step 5: Solve for x
    x = 6,823,399,931,010.96/3,016,042.84
  6. Step 6: Final answer
    x = 2,262,368.37

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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.