Home / 1,368,360.29-1,888,024.01-816,968.89

Finding the Fourth Proportional to 1,368,360.29, 1,888,024.01 and 816,968.89

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Solution

The fourth proportional to 1,368,360.29, 1,888,024.01 and 816,968.89 is: 1,127,230.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,360.29 : 1,888,024.01 = 816,968.89 : x
  2. Step 2: Convert to fraction form
    1,368,360.29/1,888,024.01 = 816,968.89/x
  3. Step 3: Cross multiply
    1,368,360.29x = 1,888,024.01 × 816,968.89
  4. Step 4: Simplify right side
    1,368,360.29x = 1,542,456,883,328.30
  5. Step 5: Solve for x
    x = 1,542,456,883,328.30/1,368,360.29
  6. Step 6: Final answer
    x = 1,127,230.09

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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.