Home / 1,610,904.20-2,222,990.88-885,746.84

Finding the Fourth Proportional to 1,610,904.20, 2,222,990.88 and 885,746.84

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Solution

The fourth proportional to 1,610,904.20, 2,222,990.88 and 885,746.84 is: 1,222,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,904.20 : 2,222,990.88 = 885,746.84 : x
  2. Step 2: Convert to fraction form
    1,610,904.20/2,222,990.88 = 885,746.84/x
  3. Step 3: Cross multiply
    1,610,904.20x = 2,222,990.88 × 885,746.84
  4. Step 4: Simplify right side
    1,610,904.20x = 1,969,007,136,193.86
  5. Step 5: Solve for x
    x = 1,969,007,136,193.86/1,610,904.20
  6. Step 6: Final answer
    x = 1,222,299.34

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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.