Home / 1,770,282.04-2,645,345.33-1,329,226.45

Finding the Fourth Proportional to 1,770,282.04, 2,645,345.33 and 1,329,226.45

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Solution

The fourth proportional to 1,770,282.04, 2,645,345.33 and 1,329,226.45 is: 1,986,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,282.04 : 2,645,345.33 = 1,329,226.45 : x
  2. Step 2: Convert to fraction form
    1,770,282.04/2,645,345.33 = 1,329,226.45/x
  3. Step 3: Cross multiply
    1,770,282.04x = 2,645,345.33 × 1,329,226.45
  4. Step 4: Simplify right side
    1,770,282.04x = 3,516,262,982,019.98
  5. Step 5: Solve for x
    x = 3,516,262,982,019.98/1,770,282.04
  6. Step 6: Final answer
    x = 1,986,272.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.