Home / 1,445,567.24-1,994,886.42-800,982.20

Finding the Fourth Proportional to 1,445,567.24, 1,994,886.42 and 800,982.20

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Solution

The fourth proportional to 1,445,567.24, 1,994,886.42 and 800,982.20 is: 1,105,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,567.24 : 1,994,886.42 = 800,982.20 : x
  2. Step 2: Convert to fraction form
    1,445,567.24/1,994,886.42 = 800,982.20/x
  3. Step 3: Cross multiply
    1,445,567.24x = 1,994,886.42 × 800,982.20
  4. Step 4: Simplify right side
    1,445,567.24x = 1,597,868,513,441.72
  5. Step 5: Solve for x
    x = 1,597,868,513,441.72/1,445,567.24
  6. Step 6: Final answer
    x = 1,105,357.45

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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.