Home / 3,123,530.20-4,681,796.10-1,776,338.20

Finding the Fourth Proportional to 3,123,530.20, 4,681,796.10 and 1,776,338.20

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Solution

The fourth proportional to 3,123,530.20, 4,681,796.10 and 1,776,338.20 is: 2,662,517.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,530.20 : 4,681,796.10 = 1,776,338.20 : x
  2. Step 2: Convert to fraction form
    3,123,530.20/4,681,796.10 = 1,776,338.20/x
  3. Step 3: Cross multiply
    3,123,530.20x = 4,681,796.10 × 1,776,338.20
  4. Step 4: Simplify right side
    3,123,530.20x = 8,316,453,257,041.02
  5. Step 5: Solve for x
    x = 8,316,453,257,041.02/3,123,530.20
  6. Step 6: Final answer
    x = 2,662,517.32

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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.