Home / 1,648,108.90-2,472,873.77-889,799.79

Finding the Fourth Proportional to 1,648,108.90, 2,472,873.77 and 889,799.79

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Solution

The fourth proportional to 1,648,108.90, 2,472,873.77 and 889,799.79 is: 1,335,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,108.90 : 2,472,873.77 = 889,799.79 : x
  2. Step 2: Convert to fraction form
    1,648,108.90/2,472,873.77 = 889,799.79/x
  3. Step 3: Cross multiply
    1,648,108.90x = 2,472,873.77 × 889,799.79
  4. Step 4: Simplify right side
    1,648,108.90x = 2,200,362,563,467.01
  5. Step 5: Solve for x
    x = 2,200,362,563,467.01/1,648,108.90
  6. Step 6: Final answer
    x = 1,335,083.24

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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.