Home / 2,819,446.65-3,890,923.20-1,657,682.15

Finding the Fourth Proportional to 2,819,446.65, 3,890,923.20 and 1,657,682.15

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Solution

The fourth proportional to 2,819,446.65, 3,890,923.20 and 1,657,682.15 is: 2,287,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,446.65 : 3,890,923.20 = 1,657,682.15 : x
  2. Step 2: Convert to fraction form
    2,819,446.65/3,890,923.20 = 1,657,682.15/x
  3. Step 3: Cross multiply
    2,819,446.65x = 3,890,923.20 × 1,657,682.15
  4. Step 4: Simplify right side
    2,819,446.65x = 6,449,913,916,206.27
  5. Step 5: Solve for x
    x = 6,449,913,916,206.27/2,819,446.65
  6. Step 6: Final answer
    x = 2,287,652.41

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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.