Home / 3,434,954.40-5,152,431.60-910,864.80

Finding the Fourth Proportional to 3,434,954.40, 5,152,431.60 and 910,864.80

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Solution

The fourth proportional to 3,434,954.40, 5,152,431.60 and 910,864.80 is: 1,366,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,954.40 : 5,152,431.60 = 910,864.80 : x
  2. Step 2: Convert to fraction form
    3,434,954.40/5,152,431.60 = 910,864.80/x
  3. Step 3: Cross multiply
    3,434,954.40x = 5,152,431.60 × 910,864.80
  4. Step 4: Simplify right side
    3,434,954.40x = 4,693,168,578,847.68
  5. Step 5: Solve for x
    x = 4,693,168,578,847.68/3,434,954.40
  6. Step 6: Final answer
    x = 1,366,297.20

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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.