Home / 2,428,345.80-3,351,555.86-1,448,347.64

Finding the Fourth Proportional to 2,428,345.80, 3,351,555.86 and 1,448,347.64

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Solution

The fourth proportional to 2,428,345.80, 3,351,555.86 and 1,448,347.64 is: 1,998,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,345.80 : 3,351,555.86 = 1,448,347.64 : x
  2. Step 2: Convert to fraction form
    2,428,345.80/3,351,555.86 = 1,448,347.64/x
  3. Step 3: Cross multiply
    2,428,345.80x = 3,351,555.86 × 1,448,347.64
  4. Step 4: Simplify right side
    2,428,345.80x = 4,854,218,020,159.17
  5. Step 5: Solve for x
    x = 4,854,218,020,159.17/2,428,345.80
  6. Step 6: Final answer
    x = 1,998,981.37

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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.