Home / 1,947,430.09-2,687,508.35-1,088,084.89

Finding the Fourth Proportional to 1,947,430.09, 2,687,508.35 and 1,088,084.89

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Solution

The fourth proportional to 1,947,430.09, 2,687,508.35 and 1,088,084.89 is: 1,501,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,430.09 : 2,687,508.35 = 1,088,084.89 : x
  2. Step 2: Convert to fraction form
    1,947,430.09/2,687,508.35 = 1,088,084.89/x
  3. Step 3: Cross multiply
    1,947,430.09x = 2,687,508.35 × 1,088,084.89
  4. Step 4: Simplify right side
    1,947,430.09x = 2,924,237,227,383.83
  5. Step 5: Solve for x
    x = 2,924,237,227,383.83/1,947,430.09
  6. Step 6: Final answer
    x = 1,501,587.78

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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.