Home / 2,540,825.73-3,506,345.46-1,394,979.84

Finding the Fourth Proportional to 2,540,825.73, 3,506,345.46 and 1,394,979.84

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Solution

The fourth proportional to 2,540,825.73, 3,506,345.46 and 1,394,979.84 is: 1,925,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,825.73 : 3,506,345.46 = 1,394,979.84 : x
  2. Step 2: Convert to fraction form
    2,540,825.73/3,506,345.46 = 1,394,979.84/x
  3. Step 3: Cross multiply
    2,540,825.73x = 3,506,345.46 × 1,394,979.84
  4. Step 4: Simplify right side
    2,540,825.73x = 4,891,281,228,775.53
  5. Step 5: Solve for x
    x = 4,891,281,228,775.53/2,540,825.73
  6. Step 6: Final answer
    x = 1,925,075.45

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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.