Home / 2,290,869.95-3,161,216.16-1,324,062.86

Finding the Fourth Proportional to 2,290,869.95, 3,161,216.16 and 1,324,062.86

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Solution

The fourth proportional to 2,290,869.95, 3,161,216.16 and 1,324,062.86 is: 1,827,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,869.95 : 3,161,216.16 = 1,324,062.86 : x
  2. Step 2: Convert to fraction form
    2,290,869.95/3,161,216.16 = 1,324,062.86/x
  3. Step 3: Cross multiply
    2,290,869.95x = 3,161,216.16 × 1,324,062.86
  4. Step 4: Simplify right side
    2,290,869.95x = 4,185,648,894,081.74
  5. Step 5: Solve for x
    x = 4,185,648,894,081.74/2,290,869.95
  6. Step 6: Final answer
    x = 1,827,100.18

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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.