Home / 4,948,750.80-7,416,041.40-2,814,325.20

Finding the Fourth Proportional to 4,948,750.80, 7,416,041.40 and 2,814,325.20

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Solution

The fourth proportional to 4,948,750.80, 7,416,041.40 and 2,814,325.20 is: 4,217,458.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948,750.80 : 7,416,041.40 = 2,814,325.20 : x
  2. Step 2: Convert to fraction form
    4,948,750.80/7,416,041.40 = 2,814,325.20/x
  3. Step 3: Cross multiply
    4,948,750.80x = 7,416,041.40 × 2,814,325.20
  4. Step 4: Simplify right side
    4,948,750.80x = 20,871,152,196,263.28
  5. Step 5: Solve for x
    x = 20,871,152,196,263.28/4,948,750.80
  6. Step 6: Final answer
    x = 4,217,458.72

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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.