Home / 2,780,042-3,836,432.04-1,572,818

Finding the Fourth Proportional to 2,780,042, 3,836,432.04 and 1,572,818

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Solution

The fourth proportional to 2,780,042, 3,836,432.04 and 1,572,818 is: 2,170,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,042 : 3,836,432.04 = 1,572,818 : x
  2. Step 2: Convert to fraction form
    2,780,042/3,836,432.04 = 1,572,818/x
  3. Step 3: Cross multiply
    2,780,042x = 3,836,432.04 × 1,572,818
  4. Step 4: Simplify right side
    2,780,042x = 6,034,009,368,288.72
  5. Step 5: Solve for x
    x = 6,034,009,368,288.72/2,780,042
  6. Step 6: Final answer
    x = 2,170,474.18

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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.