Home / 1,126,274.10-1,554,278.13-616,943.40

Finding the Fourth Proportional to 1,126,274.10, 1,554,278.13 and 616,943.40

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Solution

The fourth proportional to 1,126,274.10, 1,554,278.13 and 616,943.40 is: 851,392.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,274.10 : 1,554,278.13 = 616,943.40 : x
  2. Step 2: Convert to fraction form
    1,126,274.10/1,554,278.13 = 616,943.40/x
  3. Step 3: Cross multiply
    1,126,274.10x = 1,554,278.13 × 616,943.40
  4. Step 4: Simplify right side
    1,126,274.10x = 958,901,634,067.84
  5. Step 5: Solve for x
    x = 958,901,634,067.84/1,126,274.10
  6. Step 6: Final answer
    x = 851,392.78

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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.