Home / 2,920,299.12-4,374,345-2,348,588.40

Finding the Fourth Proportional to 2,920,299.12, 4,374,345 and 2,348,588.40

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Solution

The fourth proportional to 2,920,299.12, 4,374,345 and 2,348,588.40 is: 3,517,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,299.12 : 4,374,345 = 2,348,588.40 : x
  2. Step 2: Convert to fraction form
    2,920,299.12/4,374,345 = 2,348,588.40/x
  3. Step 3: Cross multiply
    2,920,299.12x = 4,374,345 × 2,348,588.40
  4. Step 4: Simplify right side
    2,920,299.12x = 10,273,535,924,598
  5. Step 5: Solve for x
    x = 10,273,535,924,598/2,920,299.12
  6. Step 6: Final answer
    x = 3,517,973.85

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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.