Home / 1,328,671-1,833,664.53-755,895.70

Finding the Fourth Proportional to 1,328,671, 1,833,664.53 and 755,895.70

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Solution

The fourth proportional to 1,328,671, 1,833,664.53 and 755,895.70 is: 1,043,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,671 : 1,833,664.53 = 755,895.70 : x
  2. Step 2: Convert to fraction form
    1,328,671/1,833,664.53 = 755,895.70/x
  3. Step 3: Cross multiply
    1,328,671x = 1,833,664.53 × 755,895.70
  4. Step 4: Simplify right side
    1,328,671x = 1,386,059,133,469.52
  5. Step 5: Solve for x
    x = 1,386,059,133,469.52/1,328,671
  6. Step 6: Final answer
    x = 1,043,192.13

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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.