Home / 2,959,547.40-4,439,321.10-829,992.60

Finding the Fourth Proportional to 2,959,547.40, 4,439,321.10 and 829,992.60

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Solution

The fourth proportional to 2,959,547.40, 4,439,321.10 and 829,992.60 is: 1,244,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,547.40 : 4,439,321.10 = 829,992.60 : x
  2. Step 2: Convert to fraction form
    2,959,547.40/4,439,321.10 = 829,992.60/x
  3. Step 3: Cross multiply
    2,959,547.40x = 4,439,321.10 × 829,992.60
  4. Step 4: Simplify right side
    2,959,547.40x = 3,684,603,662,023.86
  5. Step 5: Solve for x
    x = 3,684,603,662,023.86/2,959,547.40
  6. Step 6: Final answer
    x = 1,244,988.90

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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.