Home / 2,572,627.80-3,857,960.80-866,312.98

Finding the Fourth Proportional to 2,572,627.80, 3,857,960.80 and 866,312.98

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Solution

The fourth proportional to 2,572,627.80, 3,857,960.80 and 866,312.98 is: 1,299,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,627.80 : 3,857,960.80 = 866,312.98 : x
  2. Step 2: Convert to fraction form
    2,572,627.80/3,857,960.80 = 866,312.98/x
  3. Step 3: Cross multiply
    2,572,627.80x = 3,857,960.80 × 866,312.98
  4. Step 4: Simplify right side
    2,572,627.80x = 3,342,201,522,096.19
  5. Step 5: Solve for x
    x = 3,342,201,522,096.19/2,572,627.80
  6. Step 6: Final answer
    x = 1,299,139.16

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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.