Home / 1,522,436.66-2,283,654.10-1,421,546.01

Finding the Fourth Proportional to 1,522,436.66, 2,283,654.10 and 1,421,546.01

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Solution

The fourth proportional to 1,522,436.66, 2,283,654.10 and 1,421,546.01 is: 2,132,318.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,436.66 : 2,283,654.10 = 1,421,546.01 : x
  2. Step 2: Convert to fraction form
    1,522,436.66/2,283,654.10 = 1,421,546.01/x
  3. Step 3: Cross multiply
    1,522,436.66x = 2,283,654.10 × 1,421,546.01
  4. Step 4: Simplify right side
    1,522,436.66x = 3,246,319,370,521.28
  5. Step 5: Solve for x
    x = 3,246,319,370,521.28/1,522,436.66
  6. Step 6: Final answer
    x = 2,132,318.19

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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.