Home / 3,200,254.80-4,788,572.40-2,916,819.60

Finding the Fourth Proportional to 3,200,254.80, 4,788,572.40 and 2,916,819.60

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Solution

The fourth proportional to 3,200,254.80, 4,788,572.40 and 2,916,819.60 is: 4,364,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,254.80 : 4,788,572.40 = 2,916,819.60 : x
  2. Step 2: Convert to fraction form
    3,200,254.80/4,788,572.40 = 2,916,819.60/x
  3. Step 3: Cross multiply
    3,200,254.80x = 4,788,572.40 × 2,916,819.60
  4. Step 4: Simplify right side
    3,200,254.80x = 13,967,401,832,339.04
  5. Step 5: Solve for x
    x = 13,967,401,832,339.04/3,200,254.80
  6. Step 6: Final answer
    x = 4,364,465.55

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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.