Home / 876,103.80-1,314,155.70-876,103.80

Finding the Fourth Proportional to 876,103.80, 1,314,155.70 and 876,103.80

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Solution

The fourth proportional to 876,103.80, 1,314,155.70 and 876,103.80 is: 1,314,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,103.80 : 1,314,155.70 = 876,103.80 : x
  2. Step 2: Convert to fraction form
    876,103.80/1,314,155.70 = 876,103.80/x
  3. Step 3: Cross multiply
    876,103.80x = 1,314,155.70 × 876,103.80
  4. Step 4: Simplify right side
    876,103.80x = 1,151,336,802,561.66
  5. Step 5: Solve for x
    x = 1,151,336,802,561.66/876,103.80
  6. Step 6: Final answer
    x = 1,314,155.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.