Home / 1,472,919.32-2,032,709.07-828,377.62

Finding the Fourth Proportional to 1,472,919.32, 2,032,709.07 and 828,377.62

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Solution

The fourth proportional to 1,472,919.32, 2,032,709.07 and 828,377.62 is: 1,143,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,919.32 : 2,032,709.07 = 828,377.62 : x
  2. Step 2: Convert to fraction form
    1,472,919.32/2,032,709.07 = 828,377.62/x
  3. Step 3: Cross multiply
    1,472,919.32x = 2,032,709.07 × 828,377.62
  4. Step 4: Simplify right side
    1,472,919.32x = 1,683,850,699,583.66
  5. Step 5: Solve for x
    x = 1,683,850,699,583.66/1,472,919.32
  6. Step 6: Final answer
    x = 1,143,206.33

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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.