Home / 1,109,205.77-1,530,773.97-625,594.46

Finding the Fourth Proportional to 1,109,205.77, 1,530,773.97 and 625,594.46

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Solution

The fourth proportional to 1,109,205.77, 1,530,773.97 and 625,594.46 is: 863,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,205.77 : 1,530,773.97 = 625,594.46 : x
  2. Step 2: Convert to fraction form
    1,109,205.77/1,530,773.97 = 625,594.46/x
  3. Step 3: Cross multiply
    1,109,205.77x = 1,530,773.97 × 625,594.46
  4. Step 4: Simplify right side
    1,109,205.77x = 957,643,715,144.21
  5. Step 5: Solve for x
    x = 957,643,715,144.21/1,109,205.77
  6. Step 6: Final answer
    x = 863,359.84

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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.