Home / 1,526,689.70-2,290,034.55-1,396,052.90

Finding the Fourth Proportional to 1,526,689.70, 2,290,034.55 and 1,396,052.90

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Solution

The fourth proportional to 1,526,689.70, 2,290,034.55 and 1,396,052.90 is: 2,094,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,689.70 : 2,290,034.55 = 1,396,052.90 : x
  2. Step 2: Convert to fraction form
    1,526,689.70/2,290,034.55 = 1,396,052.90/x
  3. Step 3: Cross multiply
    1,526,689.70x = 2,290,034.55 × 1,396,052.90
  4. Step 4: Simplify right side
    1,526,689.70x = 3,197,009,374,627.69
  5. Step 5: Solve for x
    x = 3,197,009,374,627.69/1,526,689.70
  6. Step 6: Final answer
    x = 2,094,079.35

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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.