Home / 1,411,223.16-1,947,504.60-766,653.54

Finding the Fourth Proportional to 1,411,223.16, 1,947,504.60 and 766,653.54

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Solution

The fourth proportional to 1,411,223.16, 1,947,504.60 and 766,653.54 is: 1,057,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,223.16 : 1,947,504.60 = 766,653.54 : x
  2. Step 2: Convert to fraction form
    1,411,223.16/1,947,504.60 = 766,653.54/x
  3. Step 3: Cross multiply
    1,411,223.16x = 1,947,504.60 × 766,653.54
  4. Step 4: Simplify right side
    1,411,223.16x = 1,493,061,295,756.28
  5. Step 5: Solve for x
    x = 1,493,061,295,756.28/1,411,223.16
  6. Step 6: Final answer
    x = 1,057,990.92

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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.