Home / 3,078,005.28-4,617,504.06-948,088.42

Finding the Fourth Proportional to 3,078,005.28, 4,617,504.06 and 948,088.42

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Solution

The fourth proportional to 3,078,005.28, 4,617,504.06 and 948,088.42 is: 1,422,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,005.28 : 4,617,504.06 = 948,088.42 : x
  2. Step 2: Convert to fraction form
    3,078,005.28/4,617,504.06 = 948,088.42/x
  3. Step 3: Cross multiply
    3,078,005.28x = 4,617,504.06 × 948,088.42
  4. Step 4: Simplify right side
    3,078,005.28x = 4,377,802,128,588.99
  5. Step 5: Solve for x
    x = 4,377,802,128,588.99/3,078,005.28
  6. Step 6: Final answer
    x = 1,422,285.45

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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.