Home / 2,138,101.04-2,948,215.05-1,362,503.25

Finding the Fourth Proportional to 2,138,101.04, 2,948,215.05 and 1,362,503.25

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Solution

The fourth proportional to 2,138,101.04, 2,948,215.05 and 1,362,503.25 is: 1,878,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,101.04 : 2,948,215.05 = 1,362,503.25 : x
  2. Step 2: Convert to fraction form
    2,138,101.04/2,948,215.05 = 1,362,503.25/x
  3. Step 3: Cross multiply
    2,138,101.04x = 2,948,215.05 × 1,362,503.25
  4. Step 4: Simplify right side
    2,138,101.04x = 4,016,952,587,323.91
  5. Step 5: Solve for x
    x = 4,016,952,587,323.91/2,138,101.04
  6. Step 6: Final answer
    x = 1,878,747.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.