Home / 2,058,902.80-3,087,317.40-1,217,712.40

Finding the Fourth Proportional to 2,058,902.80, 3,087,317.40 and 1,217,712.40

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Solution

The fourth proportional to 2,058,902.80, 3,087,317.40 and 1,217,712.40 is: 1,825,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,902.80 : 3,087,317.40 = 1,217,712.40 : x
  2. Step 2: Convert to fraction form
    2,058,902.80/3,087,317.40 = 1,217,712.40/x
  3. Step 3: Cross multiply
    2,058,902.80x = 3,087,317.40 × 1,217,712.40
  4. Step 4: Simplify right side
    2,058,902.80x = 3,759,464,680,715.76
  5. Step 5: Solve for x
    x = 3,759,464,680,715.76/2,058,902.80
  6. Step 6: Final answer
    x = 1,825,955.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.