Home / 3,578,353.32-4,938,139.35-1,946,760.33

Finding the Fourth Proportional to 3,578,353.32, 4,938,139.35 and 1,946,760.33

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Solution

The fourth proportional to 3,578,353.32, 4,938,139.35 and 1,946,760.33 is: 2,686,535.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,353.32 : 4,938,139.35 = 1,946,760.33 : x
  2. Step 2: Convert to fraction form
    3,578,353.32/4,938,139.35 = 1,946,760.33/x
  3. Step 3: Cross multiply
    3,578,353.32x = 4,938,139.35 × 1,946,760.33
  4. Step 4: Simplify right side
    3,578,353.32x = 9,613,373,790,591.99
  5. Step 5: Solve for x
    x = 9,613,373,790,591.99/3,578,353.32
  6. Step 6: Final answer
    x = 2,686,535.66

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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.