Home / 1,411,051.75-1,947,249.92-766,472.45

Finding the Fourth Proportional to 1,411,051.75, 1,947,249.92 and 766,472.45

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Solution

The fourth proportional to 1,411,051.75, 1,947,249.92 and 766,472.45 is: 1,057,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,051.75 : 1,947,249.92 = 766,472.45 : x
  2. Step 2: Convert to fraction form
    1,411,051.75/1,947,249.92 = 766,472.45/x
  3. Step 3: Cross multiply
    1,411,051.75x = 1,947,249.92 × 766,472.45
  4. Step 4: Simplify right side
    1,411,051.75x = 1,492,513,407,208.45
  5. Step 5: Solve for x
    x = 1,492,513,407,208.45/1,411,051.75
  6. Step 6: Final answer
    x = 1,057,731.17

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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.