Home / 3,614,668.48-5,420,427.72-1,218,066.40

Finding the Fourth Proportional to 3,614,668.48, 5,420,427.72 and 1,218,066.40

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Solution

The fourth proportional to 3,614,668.48, 5,420,427.72 and 1,218,066.40 is: 1,826,568.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614,668.48 : 5,420,427.72 = 1,218,066.40 : x
  2. Step 2: Convert to fraction form
    3,614,668.48/5,420,427.72 = 1,218,066.40/x
  3. Step 3: Cross multiply
    3,614,668.48x = 5,420,427.72 × 1,218,066.40
  4. Step 4: Simplify right side
    3,614,668.48x = 6,602,440,879,360.61
  5. Step 5: Solve for x
    x = 6,602,440,879,360.61/3,614,668.48
  6. Step 6: Final answer
    x = 1,826,568.86

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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.