Home / 1,411,044.40-1,947,277.49-766,501.48

Finding the Fourth Proportional to 1,411,044.40, 1,947,277.49 and 766,501.48

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Solution

The fourth proportional to 1,411,044.40, 1,947,277.49 and 766,501.48 is: 1,057,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,044.40 : 1,947,277.49 = 766,501.48 : x
  2. Step 2: Convert to fraction form
    1,411,044.40/1,947,277.49 = 766,501.48/x
  3. Step 3: Cross multiply
    1,411,044.40x = 1,947,277.49 × 766,501.48
  4. Step 4: Simplify right side
    1,411,044.40x = 1,492,591,078,055.69
  5. Step 5: Solve for x
    x = 1,492,591,078,055.69/1,411,044.40
  6. Step 6: Final answer
    x = 1,057,791.72

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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.