Home / 3,416,908.02-4,715,377.80-1,868,171.49

Finding the Fourth Proportional to 3,416,908.02, 4,715,377.80 and 1,868,171.49

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Solution

The fourth proportional to 3,416,908.02, 4,715,377.80 and 1,868,171.49 is: 2,578,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,908.02 : 4,715,377.80 = 1,868,171.49 : x
  2. Step 2: Convert to fraction form
    3,416,908.02/4,715,377.80 = 1,868,171.49/x
  3. Step 3: Cross multiply
    3,416,908.02x = 4,715,377.80 × 1,868,171.49
  4. Step 4: Simplify right side
    3,416,908.02x = 8,809,134,370,538.92
  5. Step 5: Solve for x
    x = 8,809,134,370,538.92/3,416,908.02
  6. Step 6: Final answer
    x = 2,578,101.11

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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.