Home / 1,589,467.32-2,384,206.38-391,417.92

Finding the Fourth Proportional to 1,589,467.32, 2,384,206.38 and 391,417.92

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Solution

The fourth proportional to 1,589,467.32, 2,384,206.38 and 391,417.92 is: 587,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,467.32 : 2,384,206.38 = 391,417.92 : x
  2. Step 2: Convert to fraction form
    1,589,467.32/2,384,206.38 = 391,417.92/x
  3. Step 3: Cross multiply
    1,589,467.32x = 2,384,206.38 × 391,417.92
  4. Step 4: Simplify right side
    1,589,467.32x = 933,221,102,110.33
  5. Step 5: Solve for x
    x = 933,221,102,110.33/1,589,467.32
  6. Step 6: Final answer
    x = 587,128.21

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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.