Home / 2,798,084-4,197,132.84-776,436.50

Finding the Fourth Proportional to 2,798,084, 4,197,132.84 and 776,436.50

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Solution

The fourth proportional to 2,798,084, 4,197,132.84 and 776,436.50 is: 1,164,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,084 : 4,197,132.84 = 776,436.50 : x
  2. Step 2: Convert to fraction form
    2,798,084/4,197,132.84 = 776,436.50/x
  3. Step 3: Cross multiply
    2,798,084x = 4,197,132.84 × 776,436.50
  4. Step 4: Simplify right side
    2,798,084x = 3,258,807,132,324.66
  5. Step 5: Solve for x
    x = 3,258,807,132,324.66/2,798,084
  6. Step 6: Final answer
    x = 1,164,656.65

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Double scale
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Similar ratio
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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.