Home / 1,404,228.60-2,107,524.51-1,315,655.10

Finding the Fourth Proportional to 1,404,228.60, 2,107,524.51 and 1,315,655.10

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Solution

The fourth proportional to 1,404,228.60, 2,107,524.51 and 1,315,655.10 is: 1,974,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,228.60 : 2,107,524.51 = 1,315,655.10 : x
  2. Step 2: Convert to fraction form
    1,404,228.60/2,107,524.51 = 1,315,655.10/x
  3. Step 3: Cross multiply
    1,404,228.60x = 2,107,524.51 × 1,315,655.10
  4. Step 4: Simplify right side
    1,404,228.60x = 2,772,775,369,956.50
  5. Step 5: Solve for x
    x = 2,772,775,369,956.50/1,404,228.60
  6. Step 6: Final answer
    x = 1,974,589.73

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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.