Home / 1,034,438.80-1,550,734.80-403,205.80

Finding the Fourth Proportional to 1,034,438.80, 1,550,734.80 and 403,205.80

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Solution

The fourth proportional to 1,034,438.80, 1,550,734.80 and 403,205.80 is: 604,448.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,438.80 : 1,550,734.80 = 403,205.80 : x
  2. Step 2: Convert to fraction form
    1,034,438.80/1,550,734.80 = 403,205.80/x
  3. Step 3: Cross multiply
    1,034,438.80x = 1,550,734.80 × 403,205.80
  4. Step 4: Simplify right side
    1,034,438.80x = 625,265,265,621.84
  5. Step 5: Solve for x
    x = 625,265,265,621.84/1,034,438.80
  6. Step 6: Final answer
    x = 604,448.78

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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.