Home / 1,625,837.55-2,243,793.66-900,912.66

Finding the Fourth Proportional to 1,625,837.55, 2,243,793.66 and 900,912.66

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Solution

The fourth proportional to 1,625,837.55, 2,243,793.66 and 900,912.66 is: 1,243,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,837.55 : 2,243,793.66 = 900,912.66 : x
  2. Step 2: Convert to fraction form
    1,625,837.55/2,243,793.66 = 900,912.66/x
  3. Step 3: Cross multiply
    1,625,837.55x = 2,243,793.66 × 900,912.66
  4. Step 4: Simplify right side
    1,625,837.55x = 2,021,462,114,721.74
  5. Step 5: Solve for x
    x = 2,021,462,114,721.74/1,625,837.55
  6. Step 6: Final answer
    x = 1,243,335.85

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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.