Home / 1,974,148.11-2,962,401.93-1,813,534.83

Finding the Fourth Proportional to 1,974,148.11, 2,962,401.93 and 1,813,534.83

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Solution

The fourth proportional to 1,974,148.11, 2,962,401.93 and 1,813,534.83 is: 2,721,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,148.11 : 2,962,401.93 = 1,813,534.83 : x
  2. Step 2: Convert to fraction form
    1,974,148.11/2,962,401.93 = 1,813,534.83/x
  3. Step 3: Cross multiply
    1,974,148.11x = 2,962,401.93 × 1,813,534.83
  4. Step 4: Simplify right side
    1,974,148.11x = 5,372,419,080,514.22
  5. Step 5: Solve for x
    x = 5,372,419,080,514.22/1,974,148.11
  6. Step 6: Final answer
    x = 2,721,386.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.