Home / 1,653,394.97-2,281,816.85-928,290.26

Finding the Fourth Proportional to 1,653,394.97, 2,281,816.85 and 928,290.26

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Solution

The fourth proportional to 1,653,394.97, 2,281,816.85 and 928,290.26 is: 1,281,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,394.97 : 2,281,816.85 = 928,290.26 : x
  2. Step 2: Convert to fraction form
    1,653,394.97/2,281,816.85 = 928,290.26/x
  3. Step 3: Cross multiply
    1,653,394.97x = 2,281,816.85 × 928,290.26
  4. Step 4: Simplify right side
    1,653,394.97x = 2,118,188,340,908.35
  5. Step 5: Solve for x
    x = 2,118,188,340,908.35/1,653,394.97
  6. Step 6: Final answer
    x = 1,281,114.55

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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.