Home / 1,822,279.13-2,512,146.93-1,413,660.05

Finding the Fourth Proportional to 1,822,279.13, 2,512,146.93 and 1,413,660.05

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Solution

The fourth proportional to 1,822,279.13, 2,512,146.93 and 1,413,660.05 is: 1,948,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,279.13 : 2,512,146.93 = 1,413,660.05 : x
  2. Step 2: Convert to fraction form
    1,822,279.13/2,512,146.93 = 1,413,660.05/x
  3. Step 3: Cross multiply
    1,822,279.13x = 2,512,146.93 × 1,413,660.05
  4. Step 4: Simplify right side
    1,822,279.13x = 3,551,321,754,671.15
  5. Step 5: Solve for x
    x = 3,551,321,754,671.15/1,822,279.13
  6. Step 6: Final answer
    x = 1,948,835.22

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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.