Home / 1,028,794.04-1,420,108.44-837,475.28

Finding the Fourth Proportional to 1,028,794.04, 1,420,108.44 and 837,475.28

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Solution

The fourth proportional to 1,028,794.04, 1,420,108.44 and 837,475.28 is: 1,156,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,794.04 : 1,420,108.44 = 837,475.28 : x
  2. Step 2: Convert to fraction form
    1,028,794.04/1,420,108.44 = 837,475.28/x
  3. Step 3: Cross multiply
    1,028,794.04x = 1,420,108.44 × 837,475.28
  4. Step 4: Simplify right side
    1,028,794.04x = 1,189,305,713,419.36
  5. Step 5: Solve for x
    x = 1,189,305,713,419.36/1,028,794.04
  6. Step 6: Final answer
    x = 1,156,019.25

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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.