Home / 1,860,053.32-2,790,215.30-779,481.22

Finding the Fourth Proportional to 1,860,053.32, 2,790,215.30 and 779,481.22

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Solution

The fourth proportional to 1,860,053.32, 2,790,215.30 and 779,481.22 is: 1,169,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,053.32 : 2,790,215.30 = 779,481.22 : x
  2. Step 2: Convert to fraction form
    1,860,053.32/2,790,215.30 = 779,481.22/x
  3. Step 3: Cross multiply
    1,860,053.32x = 2,790,215.30 × 779,481.22
  4. Step 4: Simplify right side
    1,860,053.32x = 2,174,920,422,209.26
  5. Step 5: Solve for x
    x = 2,174,920,422,209.26/1,860,053.32
  6. Step 6: Final answer
    x = 1,169,278.54

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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.