Home / 3,116,543.10-4,674,814.65-986,793.90

Finding the Fourth Proportional to 3,116,543.10, 4,674,814.65 and 986,793.90

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Solution

The fourth proportional to 3,116,543.10, 4,674,814.65 and 986,793.90 is: 1,480,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,543.10 : 4,674,814.65 = 986,793.90 : x
  2. Step 2: Convert to fraction form
    3,116,543.10/4,674,814.65 = 986,793.90/x
  3. Step 3: Cross multiply
    3,116,543.10x = 4,674,814.65 × 986,793.90
  4. Step 4: Simplify right side
    3,116,543.10x = 4,613,078,580,250.64
  5. Step 5: Solve for x
    x = 4,613,078,580,250.64/3,116,543.10
  6. Step 6: Final answer
    x = 1,480,190.85

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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.