Home / 1,340,101.80-2,009,720.14-441,329.80

Finding the Fourth Proportional to 1,340,101.80, 2,009,720.14 and 441,329.80

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Solution

The fourth proportional to 1,340,101.80, 2,009,720.14 and 441,329.80 is: 661,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,101.80 : 2,009,720.14 = 441,329.80 : x
  2. Step 2: Convert to fraction form
    1,340,101.80/2,009,720.14 = 441,329.80/x
  3. Step 3: Cross multiply
    1,340,101.80x = 2,009,720.14 × 441,329.80
  4. Step 4: Simplify right side
    1,340,101.80x = 886,949,387,442.17
  5. Step 5: Solve for x
    x = 886,949,387,442.17/1,340,101.80
  6. Step 6: Final answer
    x = 661,852.25

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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.