Home / 1,600,976.57-2,209,365.10-875,808.71

Finding the Fourth Proportional to 1,600,976.57, 2,209,365.10 and 875,808.71

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Solution

The fourth proportional to 1,600,976.57, 2,209,365.10 and 875,808.71 is: 1,208,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,976.57 : 2,209,365.10 = 875,808.71 : x
  2. Step 2: Convert to fraction form
    1,600,976.57/2,209,365.10 = 875,808.71/x
  3. Step 3: Cross multiply
    1,600,976.57x = 2,209,365.10 × 875,808.71
  4. Step 4: Simplify right side
    1,600,976.57x = 1,934,981,198,150.02
  5. Step 5: Solve for x
    x = 1,934,981,198,150.02/1,600,976.57
  6. Step 6: Final answer
    x = 1,208,625.56

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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.