Home / 4,386,807.40-6,570,879.90-3,640,311.40

Finding the Fourth Proportional to 4,386,807.40, 6,570,879.90 and 3,640,311.40

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Solution

The fourth proportional to 4,386,807.40, 6,570,879.90 and 3,640,311.40 is: 5,452,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386,807.40 : 6,570,879.90 = 3,640,311.40 : x
  2. Step 2: Convert to fraction form
    4,386,807.40/6,570,879.90 = 3,640,311.40/x
  3. Step 3: Cross multiply
    4,386,807.40x = 6,570,879.90 × 3,640,311.40
  4. Step 4: Simplify right side
    4,386,807.40x = 23,920,049,008,000.86
  5. Step 5: Solve for x
    x = 23,920,049,008,000.86/4,386,807.40
  6. Step 6: Final answer
    x = 5,452,723.78

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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.