Home / 1,104,850.38-1,524,678.84-621,415.55

Finding the Fourth Proportional to 1,104,850.38, 1,524,678.84 and 621,415.55

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Solution

The fourth proportional to 1,104,850.38, 1,524,678.84 and 621,415.55 is: 857,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,850.38 : 1,524,678.84 = 621,415.55 : x
  2. Step 2: Convert to fraction form
    1,104,850.38/1,524,678.84 = 621,415.55/x
  3. Step 3: Cross multiply
    1,104,850.38x = 1,524,678.84 × 621,415.55
  4. Step 4: Simplify right side
    1,104,850.38x = 947,459,132,308.57
  5. Step 5: Solve for x
    x = 947,459,132,308.57/1,104,850.38
  6. Step 6: Final answer
    x = 857,545.19

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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.