Home / 1,000,903.80-1,501,365.42-800,726.88

Finding the Fourth Proportional to 1,000,903.80, 1,501,365.42 and 800,726.88

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Solution

The fourth proportional to 1,000,903.80, 1,501,365.42 and 800,726.88 is: 1,201,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,903.80 : 1,501,365.42 = 800,726.88 : x
  2. Step 2: Convert to fraction form
    1,000,903.80/1,501,365.42 = 800,726.88/x
  3. Step 3: Cross multiply
    1,000,903.80x = 1,501,365.42 × 800,726.88
  4. Step 4: Simplify right side
    1,000,903.80x = 1,202,183,648,496.49
  5. Step 5: Solve for x
    x = 1,202,183,648,496.49/1,000,903.80
  6. Step 6: Final answer
    x = 1,201,098.10

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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.