Home / 1,117,411.26-1,542,062.34-633,996.78

Finding the Fourth Proportional to 1,117,411.26, 1,542,062.34 and 633,996.78

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Solution

The fourth proportional to 1,117,411.26, 1,542,062.34 and 633,996.78 is: 874,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,411.26 : 1,542,062.34 = 633,996.78 : x
  2. Step 2: Convert to fraction form
    1,117,411.26/1,542,062.34 = 633,996.78/x
  3. Step 3: Cross multiply
    1,117,411.26x = 1,542,062.34 × 633,996.78
  4. Step 4: Simplify right side
    1,117,411.26x = 977,662,558,119.27
  5. Step 5: Solve for x
    x = 977,662,558,119.27/1,117,411.26
  6. Step 6: Final answer
    x = 874,935.30

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1.5x scale

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.