Home / 1,610,378.57-2,222,350.05-885,256.85

Finding the Fourth Proportional to 1,610,378.57, 2,222,350.05 and 885,256.85

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Solution

The fourth proportional to 1,610,378.57, 2,222,350.05 and 885,256.85 is: 1,221,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,378.57 : 2,222,350.05 = 885,256.85 : x
  2. Step 2: Convert to fraction form
    1,610,378.57/2,222,350.05 = 885,256.85/x
  3. Step 3: Cross multiply
    1,610,378.57x = 2,222,350.05 × 885,256.85
  4. Step 4: Simplify right side
    1,610,378.57x = 1,967,350,604,860.34
  5. Step 5: Solve for x
    x = 1,967,350,604,860.34/1,610,378.57
  6. Step 6: Final answer
    x = 1,221,669.64

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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.