Home / 1,411,522.20-1,947,902.58-766,950.12

Finding the Fourth Proportional to 1,411,522.20, 1,947,902.58 and 766,950.12

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Solution

The fourth proportional to 1,411,522.20, 1,947,902.58 and 766,950.12 is: 1,058,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,522.20 : 1,947,902.58 = 766,950.12 : x
  2. Step 2: Convert to fraction form
    1,411,522.20/1,947,902.58 = 766,950.12/x
  3. Step 3: Cross multiply
    1,411,522.20x = 1,947,902.58 × 766,950.12
  4. Step 4: Simplify right side
    1,411,522.20x = 1,493,944,117,479.31
  5. Step 5: Solve for x
    x = 1,493,944,117,479.31/1,411,522.20
  6. Step 6: Final answer
    x = 1,058,392.22

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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.