Home / 1,448,677.80-2,171,267.10-738,340.20

Finding the Fourth Proportional to 1,448,677.80, 2,171,267.10 and 738,340.20

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Solution

The fourth proportional to 1,448,677.80, 2,171,267.10 and 738,340.20 is: 1,106,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,677.80 : 2,171,267.10 = 738,340.20 : x
  2. Step 2: Convert to fraction form
    1,448,677.80/2,171,267.10 = 738,340.20/x
  3. Step 3: Cross multiply
    1,448,677.80x = 2,171,267.10 × 738,340.20
  4. Step 4: Simplify right side
    1,448,677.80x = 1,603,133,784,867.42
  5. Step 5: Solve for x
    x = 1,603,133,784,867.42/1,448,677.80
  6. Step 6: Final answer
    x = 1,106,618.59

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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.