Home / 2,574,063.12-3,552,207.54-1,428,140.73

Finding the Fourth Proportional to 2,574,063.12, 3,552,207.54 and 1,428,140.73

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Solution

The fourth proportional to 2,574,063.12, 3,552,207.54 and 1,428,140.73 is: 1,970,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,063.12 : 3,552,207.54 = 1,428,140.73 : x
  2. Step 2: Convert to fraction form
    2,574,063.12/3,552,207.54 = 1,428,140.73/x
  3. Step 3: Cross multiply
    2,574,063.12x = 3,552,207.54 × 1,428,140.73
  4. Step 4: Simplify right side
    2,574,063.12x = 5,073,052,269,287.10
  5. Step 5: Solve for x
    x = 5,073,052,269,287.10/2,574,063.12
  6. Step 6: Final answer
    x = 1,970,834.45

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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.