Home / 3,264,408.40-4,896,612.60-3,139,992.40

Finding the Fourth Proportional to 3,264,408.40, 4,896,612.60 and 3,139,992.40

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Solution

The fourth proportional to 3,264,408.40, 4,896,612.60 and 3,139,992.40 is: 4,709,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,408.40 : 4,896,612.60 = 3,139,992.40 : x
  2. Step 2: Convert to fraction form
    3,264,408.40/4,896,612.60 = 3,139,992.40/x
  3. Step 3: Cross multiply
    3,264,408.40x = 4,896,612.60 × 3,139,992.40
  4. Step 4: Simplify right side
    3,264,408.40x = 15,375,326,349,744.24
  5. Step 5: Solve for x
    x = 15,375,326,349,744.24/3,264,408.40
  6. Step 6: Final answer
    x = 4,709,988.60

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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.