Home / 1,126,261-1,554,279-616,963.38

Finding the Fourth Proportional to 1,126,261, 1,554,279 and 616,963.38

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Solution

The fourth proportional to 1,126,261, 1,554,279 and 616,963.38 is: 851,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,261 : 1,554,279 = 616,963.38 : x
  2. Step 2: Convert to fraction form
    1,126,261/1,554,279 = 616,963.38/x
  3. Step 3: Cross multiply
    1,126,261x = 1,554,279 × 616,963.38
  4. Step 4: Simplify right side
    1,126,261x = 958,933,225,303.02
  5. Step 5: Solve for x
    x = 958,933,225,303.02/1,126,261
  6. Step 6: Final answer
    x = 851,430.73

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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.