Home / 2,920,165.20-4,380,195.96-1,499,386.32

Finding the Fourth Proportional to 2,920,165.20, 4,380,195.96 and 1,499,386.32

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Solution

The fourth proportional to 2,920,165.20, 4,380,195.96 and 1,499,386.32 is: 2,249,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,165.20 : 4,380,195.96 = 1,499,386.32 : x
  2. Step 2: Convert to fraction form
    2,920,165.20/4,380,195.96 = 1,499,386.32/x
  3. Step 3: Cross multiply
    2,920,165.20x = 4,380,195.96 × 1,499,386.32
  4. Step 4: Simplify right side
    2,920,165.20x = 6,567,605,901,343.27
  5. Step 5: Solve for x
    x = 6,567,605,901,343.27/2,920,165.20
  6. Step 6: Final answer
    x = 2,249,052.86

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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.