Home / 1,369,358.10-2,054,231.55-422,630.10

Finding the Fourth Proportional to 1,369,358.10, 2,054,231.55 and 422,630.10

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Solution

The fourth proportional to 1,369,358.10, 2,054,231.55 and 422,630.10 is: 634,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,358.10 : 2,054,231.55 = 422,630.10 : x
  2. Step 2: Convert to fraction form
    1,369,358.10/2,054,231.55 = 422,630.10/x
  3. Step 3: Cross multiply
    1,369,358.10x = 2,054,231.55 × 422,630.10
  4. Step 4: Simplify right side
    1,369,358.10x = 868,180,085,399.66
  5. Step 5: Solve for x
    x = 868,180,085,399.66/1,369,358.10
  6. Step 6: Final answer
    x = 634,005.15

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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.