Home / 3,338,254.54-4,606,985.60-1,868,150.71

Finding the Fourth Proportional to 3,338,254.54, 4,606,985.60 and 1,868,150.71

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Solution

The fourth proportional to 3,338,254.54, 4,606,985.60 and 1,868,150.71 is: 2,578,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338,254.54 : 4,606,985.60 = 1,868,150.71 : x
  2. Step 2: Convert to fraction form
    3,338,254.54/4,606,985.60 = 1,868,150.71/x
  3. Step 3: Cross multiply
    3,338,254.54x = 4,606,985.60 × 1,868,150.71
  4. Step 4: Simplify right side
    3,338,254.54x = 8,606,543,419,599.78
  5. Step 5: Solve for x
    x = 8,606,543,419,599.78/3,338,254.54
  6. Step 6: Final answer
    x = 2,578,156.73

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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.