Home / 1,974,745-2,962,127.22-478,837

Finding the Fourth Proportional to 1,974,745, 2,962,127.22 and 478,837

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Solution

The fourth proportional to 1,974,745, 2,962,127.22 and 478,837 is: 718,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,745 : 2,962,127.22 = 478,837 : x
  2. Step 2: Convert to fraction form
    1,974,745/2,962,127.22 = 478,837/x
  3. Step 3: Cross multiply
    1,974,745x = 2,962,127.22 × 478,837
  4. Step 4: Simplify right side
    1,974,745x = 1,418,376,111,643.14
  5. Step 5: Solve for x
    x = 1,418,376,111,643.14/1,974,745
  6. Step 6: Final answer
    x = 718,257.86

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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.