Home / 1,411,087.96-1,947,315.90-766,520.92

Finding the Fourth Proportional to 1,411,087.96, 1,947,315.90 and 766,520.92

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Solution

The fourth proportional to 1,411,087.96, 1,947,315.90 and 766,520.92 is: 1,057,806.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,087.96 : 1,947,315.90 = 766,520.92 : x
  2. Step 2: Convert to fraction form
    1,411,087.96/1,947,315.90 = 766,520.92/x
  3. Step 3: Cross multiply
    1,411,087.96x = 1,947,315.90 × 766,520.92
  4. Step 4: Simplify right side
    1,411,087.96x = 1,492,658,375,198.63
  5. Step 5: Solve for x
    x = 1,492,658,375,198.63/1,411,087.96
  6. Step 6: Final answer
    x = 1,057,806.75

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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.