Home / 1,634,935.20-2,452,479.60-513,040.80

Finding the Fourth Proportional to 1,634,935.20, 2,452,479.60 and 513,040.80

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Solution

The fourth proportional to 1,634,935.20, 2,452,479.60 and 513,040.80 is: 769,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,935.20 : 2,452,479.60 = 513,040.80 : x
  2. Step 2: Convert to fraction form
    1,634,935.20/2,452,479.60 = 513,040.80/x
  3. Step 3: Cross multiply
    1,634,935.20x = 2,452,479.60 × 513,040.80
  4. Step 4: Simplify right side
    1,634,935.20x = 1,258,222,095,967.68
  5. Step 5: Solve for x
    x = 1,258,222,095,967.68/1,634,935.20
  6. Step 6: Final answer
    x = 769,585.30

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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.