Home / 4,156,987.40-6,240,146.70-3,214,536.20

Finding the Fourth Proportional to 4,156,987.40, 6,240,146.70 and 3,214,536.20

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Solution

The fourth proportional to 4,156,987.40, 6,240,146.70 and 3,214,536.20 is: 4,825,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,987.40 : 6,240,146.70 = 3,214,536.20 : x
  2. Step 2: Convert to fraction form
    4,156,987.40/6,240,146.70 = 3,214,536.20/x
  3. Step 3: Cross multiply
    4,156,987.40x = 6,240,146.70 × 3,214,536.20
  4. Step 4: Simplify right side
    4,156,987.40x = 20,059,177,460,460.54
  5. Step 5: Solve for x
    x = 20,059,177,460,460.54/4,156,987.40
  6. Step 6: Final answer
    x = 4,825,412.14

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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.