Home / 4,609,627.20-6,914,440.80-1,243,828.80

Finding the Fourth Proportional to 4,609,627.20, 6,914,440.80 and 1,243,828.80

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Solution

The fourth proportional to 4,609,627.20, 6,914,440.80 and 1,243,828.80 is: 1,865,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609,627.20 : 6,914,440.80 = 1,243,828.80 : x
  2. Step 2: Convert to fraction form
    4,609,627.20/6,914,440.80 = 1,243,828.80/x
  3. Step 3: Cross multiply
    4,609,627.20x = 6,914,440.80 × 1,243,828.80
  4. Step 4: Simplify right side
    4,609,627.20x = 8,600,380,602,935.04
  5. Step 5: Solve for x
    x = 8,600,380,602,935.04/4,609,627.20
  6. Step 6: Final answer
    x = 1,865,743.20

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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.