Home / 1,802,744.67-2,487,788.20-987,000.16

Finding the Fourth Proportional to 1,802,744.67, 2,487,788.20 and 987,000.16

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Solution

The fourth proportional to 1,802,744.67, 2,487,788.20 and 987,000.16 is: 1,362,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,744.67 : 2,487,788.20 = 987,000.16 : x
  2. Step 2: Convert to fraction form
    1,802,744.67/2,487,788.20 = 987,000.16/x
  3. Step 3: Cross multiply
    1,802,744.67x = 2,487,788.20 × 987,000.16
  4. Step 4: Simplify right side
    1,802,744.67x = 2,455,447,351,446.11
  5. Step 5: Solve for x
    x = 2,455,447,351,446.11/1,802,744.67
  6. Step 6: Final answer
    x = 1,362,060.52

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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.