Home / 1,144,280.84-1,579,127.68-628,083.08

Finding the Fourth Proportional to 1,144,280.84, 1,579,127.68 and 628,083.08

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Solution

The fourth proportional to 1,144,280.84, 1,579,127.68 and 628,083.08 is: 866,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,280.84 : 1,579,127.68 = 628,083.08 : x
  2. Step 2: Convert to fraction form
    1,144,280.84/1,579,127.68 = 628,083.08/x
  3. Step 3: Cross multiply
    1,144,280.84x = 1,579,127.68 × 628,083.08
  4. Step 4: Simplify right side
    1,144,280.84x = 991,823,376,967.65
  5. Step 5: Solve for x
    x = 991,823,376,967.65/1,144,280.84
  6. Step 6: Final answer
    x = 866,765.69

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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.