Home / 3,391,459.80-5,087,189.70-2,934,814.20

Finding the Fourth Proportional to 3,391,459.80, 5,087,189.70 and 2,934,814.20

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Solution

The fourth proportional to 3,391,459.80, 5,087,189.70 and 2,934,814.20 is: 4,402,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,459.80 : 5,087,189.70 = 2,934,814.20 : x
  2. Step 2: Convert to fraction form
    3,391,459.80/5,087,189.70 = 2,934,814.20/x
  3. Step 3: Cross multiply
    3,391,459.80x = 5,087,189.70 × 2,934,814.20
  4. Step 4: Simplify right side
    3,391,459.80x = 14,929,956,569,653.74
  5. Step 5: Solve for x
    x = 14,929,956,569,653.74/3,391,459.80
  6. Step 6: Final answer
    x = 4,402,221.30

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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.