Home / 1,279,046.96-1,765,088.60-698,271

Finding the Fourth Proportional to 1,279,046.96, 1,765,088.60 and 698,271

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Solution

The fourth proportional to 1,279,046.96, 1,765,088.60 and 698,271 is: 963,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,046.96 : 1,765,088.60 = 698,271 : x
  2. Step 2: Convert to fraction form
    1,279,046.96/1,765,088.60 = 698,271/x
  3. Step 3: Cross multiply
    1,279,046.96x = 1,765,088.60 × 698,271
  4. Step 4: Simplify right side
    1,279,046.96x = 1,232,510,181,810.60
  5. Step 5: Solve for x
    x = 1,232,510,181,810.60/1,279,046.96
  6. Step 6: Final answer
    x = 963,616.05

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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.