Home / 1,365,838.80-1,884,847.20-753,991.80

Finding the Fourth Proportional to 1,365,838.80, 1,884,847.20 and 753,991.80

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Solution

The fourth proportional to 1,365,838.80, 1,884,847.20 and 753,991.80 is: 1,040,502.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,838.80 : 1,884,847.20 = 753,991.80 : x
  2. Step 2: Convert to fraction form
    1,365,838.80/1,884,847.20 = 753,991.80/x
  3. Step 3: Cross multiply
    1,365,838.80x = 1,884,847.20 × 753,991.80
  4. Step 4: Simplify right side
    1,365,838.80x = 1,421,159,333,052.96
  5. Step 5: Solve for x
    x = 1,421,159,333,052.96/1,365,838.80
  6. Step 6: Final answer
    x = 1,040,502.97

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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.