Home / 3,078,999.60-4,606,057.80-2,662,897.20

Finding the Fourth Proportional to 3,078,999.60, 4,606,057.80 and 2,662,897.20

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Solution

The fourth proportional to 3,078,999.60, 4,606,057.80 and 2,662,897.20 is: 3,983,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,999.60 : 4,606,057.80 = 2,662,897.20 : x
  2. Step 2: Convert to fraction form
    3,078,999.60/4,606,057.80 = 2,662,897.20/x
  3. Step 3: Cross multiply
    3,078,999.60x = 4,606,057.80 × 2,662,897.20
  4. Step 4: Simplify right side
    3,078,999.60x = 12,265,458,418,658.16
  5. Step 5: Solve for x
    x = 12,265,458,418,658.16/3,078,999.60
  6. Step 6: Final answer
    x = 3,983,585.58

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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.