Home / 4,020,902.76-6,032,101.50-1,325,416.80

Finding the Fourth Proportional to 4,020,902.76, 6,032,101.50 and 1,325,416.80

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Solution

The fourth proportional to 4,020,902.76, 6,032,101.50 and 1,325,416.80 is: 1,988,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,902.76 : 6,032,101.50 = 1,325,416.80 : x
  2. Step 2: Convert to fraction form
    4,020,902.76/6,032,101.50 = 1,325,416.80/x
  3. Step 3: Cross multiply
    4,020,902.76x = 6,032,101.50 × 1,325,416.80
  4. Step 4: Simplify right side
    4,020,902.76x = 7,995,048,667,405.20
  5. Step 5: Solve for x
    x = 7,995,048,667,405.20/4,020,902.76
  6. Step 6: Final answer
    x = 1,988,371.55

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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.