Home / 2,708,386.20-4,063,616.10-2,665,877.40

Finding the Fourth Proportional to 2,708,386.20, 4,063,616.10 and 2,665,877.40

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Solution

The fourth proportional to 2,708,386.20, 4,063,616.10 and 2,665,877.40 is: 3,999,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,386.20 : 4,063,616.10 = 2,665,877.40 : x
  2. Step 2: Convert to fraction form
    2,708,386.20/4,063,616.10 = 2,665,877.40/x
  3. Step 3: Cross multiply
    2,708,386.20x = 4,063,616.10 × 2,665,877.40
  4. Step 4: Simplify right side
    2,708,386.20x = 10,833,102,323,266.14
  5. Step 5: Solve for x
    x = 10,833,102,323,266.14/2,708,386.20
  6. Step 6: Final answer
    x = 3,999,836.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.