Home / 6,422,406.20-9,634,905.30-1,873,446.20

Finding the Fourth Proportional to 6,422,406.20, 9,634,905.30 and 1,873,446.20

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Solution

The fourth proportional to 6,422,406.20, 9,634,905.30 and 1,873,446.20 is: 2,810,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,406.20 : 9,634,905.30 = 1,873,446.20 : x
  2. Step 2: Convert to fraction form
    6,422,406.20/9,634,905.30 = 1,873,446.20/x
  3. Step 3: Cross multiply
    6,422,406.20x = 9,634,905.30 × 1,873,446.20
  4. Step 4: Simplify right side
    6,422,406.20x = 18,050,476,721,644.86
  5. Step 5: Solve for x
    x = 18,050,476,721,644.86/6,422,406.20
  6. Step 6: Final answer
    x = 2,810,547.35

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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.