Home / 1,761,882.90-2,431,465.11-987,527.93

Finding the Fourth Proportional to 1,761,882.90, 2,431,465.11 and 987,527.93

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Solution

The fourth proportional to 1,761,882.90, 2,431,465.11 and 987,527.93 is: 1,362,825.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,882.90 : 2,431,465.11 = 987,527.93 : x
  2. Step 2: Convert to fraction form
    1,761,882.90/2,431,465.11 = 987,527.93/x
  3. Step 3: Cross multiply
    1,761,882.90x = 2,431,465.11 × 987,527.93
  4. Step 4: Simplify right side
    1,761,882.90x = 2,401,139,706,945.52
  5. Step 5: Solve for x
    x = 2,401,139,706,945.52/1,761,882.90
  6. Step 6: Final answer
    x = 1,362,825.93

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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.