Home / 2,625,345.20-3,938,892.60-2,343,141.20

Finding the Fourth Proportional to 2,625,345.20, 3,938,892.60 and 2,343,141.20

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Solution

The fourth proportional to 2,625,345.20, 3,938,892.60 and 2,343,141.20 is: 3,515,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,345.20 : 3,938,892.60 = 2,343,141.20 : x
  2. Step 2: Convert to fraction form
    2,625,345.20/3,938,892.60 = 2,343,141.20/x
  3. Step 3: Cross multiply
    2,625,345.20x = 3,938,892.60 × 2,343,141.20
  4. Step 4: Simplify right side
    2,625,345.20x = 9,229,381,533,435.12
  5. Step 5: Solve for x
    x = 9,229,381,533,435.12/2,625,345.20
  6. Step 6: Final answer
    x = 3,515,492.57

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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.