Home / 2,571,681.72-3,853,790.10-1,447,349.88

Finding the Fourth Proportional to 2,571,681.72, 3,853,790.10 and 1,447,349.88

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Solution

The fourth proportional to 2,571,681.72, 3,853,790.10 and 1,447,349.88 is: 2,168,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571,681.72 : 3,853,790.10 = 1,447,349.88 : x
  2. Step 2: Convert to fraction form
    2,571,681.72/3,853,790.10 = 1,447,349.88/x
  3. Step 3: Cross multiply
    2,571,681.72x = 3,853,790.10 × 1,447,349.88
  4. Step 4: Simplify right side
    2,571,681.72x = 5,577,782,638,780.19
  5. Step 5: Solve for x
    x = 5,577,782,638,780.19/2,571,681.72
  6. Step 6: Final answer
    x = 2,168,924.17

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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.