Home / 2,571,289.51-3,548,140.95-1,425,272.35

Finding the Fourth Proportional to 2,571,289.51, 3,548,140.95 and 1,425,272.35

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Solution

The fourth proportional to 2,571,289.51, 3,548,140.95 and 1,425,272.35 is: 1,966,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571,289.51 : 3,548,140.95 = 1,425,272.35 : x
  2. Step 2: Convert to fraction form
    2,571,289.51/3,548,140.95 = 1,425,272.35/x
  3. Step 3: Cross multiply
    2,571,289.51x = 3,548,140.95 × 1,425,272.35
  4. Step 4: Simplify right side
    2,571,289.51x = 5,057,067,189,937.73
  5. Step 5: Solve for x
    x = 5,057,067,189,937.73/2,571,289.51
  6. Step 6: Final answer
    x = 1,966,743.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.