Home / 3,123,532.20-4,681,799.10-1,776,340.20

Finding the Fourth Proportional to 3,123,532.20, 4,681,799.10 and 1,776,340.20

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Solution

The fourth proportional to 3,123,532.20, 4,681,799.10 and 1,776,340.20 is: 2,662,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,532.20 : 4,681,799.10 = 1,776,340.20 : x
  2. Step 2: Convert to fraction form
    3,123,532.20/4,681,799.10 = 1,776,340.20/x
  3. Step 3: Cross multiply
    3,123,532.20x = 4,681,799.10 × 1,776,340.20
  4. Step 4: Simplify right side
    3,123,532.20x = 8,316,467,949,653.82
  5. Step 5: Solve for x
    x = 8,316,467,949,653.82/3,123,532.20
  6. Step 6: Final answer
    x = 2,662,520.32

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1.5x scale

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.