Home / 1,126,411.56-1,554,435-610,155.60

Finding the Fourth Proportional to 1,126,411.56, 1,554,435 and 610,155.60

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Solution

The fourth proportional to 1,126,411.56, 1,554,435 and 610,155.60 is: 842,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,411.56 : 1,554,435 = 610,155.60 : x
  2. Step 2: Convert to fraction form
    1,126,411.56/1,554,435 = 610,155.60/x
  3. Step 3: Cross multiply
    1,126,411.56x = 1,554,435 × 610,155.60
  4. Step 4: Simplify right side
    1,126,411.56x = 948,447,220,086
  5. Step 5: Solve for x
    x = 948,447,220,086/1,126,411.56
  6. Step 6: Final answer
    x = 842,007.71

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Double scale
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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.