Home / 5,876,470.20-8,814,705.30-1,887,785.40

Finding the Fourth Proportional to 5,876,470.20, 8,814,705.30 and 1,887,785.40

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Solution

The fourth proportional to 5,876,470.20, 8,814,705.30 and 1,887,785.40 is: 2,831,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876,470.20 : 8,814,705.30 = 1,887,785.40 : x
  2. Step 2: Convert to fraction form
    5,876,470.20/8,814,705.30 = 1,887,785.40/x
  3. Step 3: Cross multiply
    5,876,470.20x = 8,814,705.30 × 1,887,785.40
  4. Step 4: Simplify right side
    5,876,470.20x = 16,640,271,970,642.62
  5. Step 5: Solve for x
    x = 16,640,271,970,642.62/5,876,470.20
  6. Step 6: Final answer
    x = 2,831,678.10

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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.