Home / 5,251,749.60-7,880,734.80-3,828,223.20

Finding the Fourth Proportional to 5,251,749.60, 7,880,734.80 and 3,828,223.20

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Solution

The fourth proportional to 5,251,749.60, 7,880,734.80 and 3,828,223.20 is: 5,744,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,749.60 : 7,880,734.80 = 3,828,223.20 : x
  2. Step 2: Convert to fraction form
    5,251,749.60/7,880,734.80 = 3,828,223.20/x
  3. Step 3: Cross multiply
    5,251,749.60x = 7,880,734.80 × 3,828,223.20
  4. Step 4: Simplify right side
    5,251,749.60x = 30,169,211,794,407.36
  5. Step 5: Solve for x
    x = 30,169,211,794,407.36/5,251,749.60
  6. Step 6: Final answer
    x = 5,744,602.10

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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.