Home / 3,432,422.40-5,148,633.60-2,637,715.20

Finding the Fourth Proportional to 3,432,422.40, 5,148,633.60 and 2,637,715.20

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Solution

The fourth proportional to 3,432,422.40, 5,148,633.60 and 2,637,715.20 is: 3,956,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,422.40 : 5,148,633.60 = 2,637,715.20 : x
  2. Step 2: Convert to fraction form
    3,432,422.40/5,148,633.60 = 2,637,715.20/x
  3. Step 3: Cross multiply
    3,432,422.40x = 5,148,633.60 × 2,637,715.20
  4. Step 4: Simplify right side
    3,432,422.40x = 13,580,629,105,950.72
  5. Step 5: Solve for x
    x = 13,580,629,105,950.72/3,432,422.40
  6. Step 6: Final answer
    x = 3,956,572.80

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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.