Home / 1,615,251-2,229,092.46-899,905.08

Finding the Fourth Proportional to 1,615,251, 2,229,092.46 and 899,905.08

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Solution

The fourth proportional to 1,615,251, 2,229,092.46 and 899,905.08 is: 1,241,894.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,251 : 2,229,092.46 = 899,905.08 : x
  2. Step 2: Convert to fraction form
    1,615,251/2,229,092.46 = 899,905.08/x
  3. Step 3: Cross multiply
    1,615,251x = 2,229,092.46 × 899,905.08
  4. Step 4: Simplify right side
    1,615,251x = 2,005,971,628,543.70
  5. Step 5: Solve for x
    x = 2,005,971,628,543.70/1,615,251
  6. Step 6: Final answer
    x = 1,241,894.68

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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.