Home / 2,152,383.66-2,970,309.54-1,185,517.44

Finding the Fourth Proportional to 2,152,383.66, 2,970,309.54 and 1,185,517.44

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Solution

The fourth proportional to 2,152,383.66, 2,970,309.54 and 1,185,517.44 is: 1,636,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,383.66 : 2,970,309.54 = 1,185,517.44 : x
  2. Step 2: Convert to fraction form
    2,152,383.66/2,970,309.54 = 1,185,517.44/x
  3. Step 3: Cross multiply
    2,152,383.66x = 2,970,309.54 × 1,185,517.44
  4. Step 4: Simplify right side
    2,152,383.66x = 3,521,353,761,868.38
  5. Step 5: Solve for x
    x = 3,521,353,761,868.38/2,152,383.66
  6. Step 6: Final answer
    x = 1,636,025.13

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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.