Home / 3,643,627.20-5,028,076.80-2,012,006.40

Finding the Fourth Proportional to 3,643,627.20, 5,028,076.80 and 2,012,006.40

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Solution

The fourth proportional to 3,643,627.20, 5,028,076.80 and 2,012,006.40 is: 2,776,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,627.20 : 5,028,076.80 = 2,012,006.40 : x
  2. Step 2: Convert to fraction form
    3,643,627.20/5,028,076.80 = 2,012,006.40/x
  3. Step 3: Cross multiply
    3,643,627.20x = 5,028,076.80 × 2,012,006.40
  4. Step 4: Simplify right side
    3,643,627.20x = 10,116,522,701,291.52
  5. Step 5: Solve for x
    x = 10,116,522,701,291.52/3,643,627.20
  6. Step 6: Final answer
    x = 2,776,497.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.