Home / 1,883,940-2,599,905.60-1,079,279.52

Finding the Fourth Proportional to 1,883,940, 2,599,905.60 and 1,079,279.52

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Solution

The fourth proportional to 1,883,940, 2,599,905.60 and 1,079,279.52 is: 1,489,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,940 : 2,599,905.60 = 1,079,279.52 : x
  2. Step 2: Convert to fraction form
    1,883,940/2,599,905.60 = 1,079,279.52/x
  3. Step 3: Cross multiply
    1,883,940x = 2,599,905.60 × 1,079,279.52
  4. Step 4: Simplify right side
    1,883,940x = 2,806,024,868,013.31
  5. Step 5: Solve for x
    x = 2,806,024,868,013.31/1,883,940
  6. Step 6: Final answer
    x = 1,489,444.92

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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.