Home / 2,772,315.42-4,158,470.34-1,043,508.12

Finding the Fourth Proportional to 2,772,315.42, 4,158,470.34 and 1,043,508.12

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Solution

The fourth proportional to 2,772,315.42, 4,158,470.34 and 1,043,508.12 is: 1,565,261.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,315.42 : 4,158,470.34 = 1,043,508.12 : x
  2. Step 2: Convert to fraction form
    2,772,315.42/4,158,470.34 = 1,043,508.12/x
  3. Step 3: Cross multiply
    2,772,315.42x = 4,158,470.34 × 1,043,508.12
  4. Step 4: Simplify right side
    2,772,315.42x = 4,339,397,566,569.16
  5. Step 5: Solve for x
    x = 4,339,397,566,569.16/2,772,315.42
  6. Step 6: Final answer
    x = 1,565,261.13

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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.