Home / 1,409,743.85-2,111,952.49-1,092,648.29

Finding the Fourth Proportional to 1,409,743.85, 2,111,952.49 and 1,092,648.29

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Solution

The fourth proportional to 1,409,743.85, 2,111,952.49 and 1,092,648.29 is: 1,636,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,743.85 : 2,111,952.49 = 1,092,648.29 : x
  2. Step 2: Convert to fraction form
    1,409,743.85/2,111,952.49 = 1,092,648.29/x
  3. Step 3: Cross multiply
    1,409,743.85x = 2,111,952.49 × 1,092,648.29
  4. Step 4: Simplify right side
    1,409,743.85x = 2,307,621,263,468.36
  5. Step 5: Solve for x
    x = 2,307,621,263,468.36/1,409,743.85
  6. Step 6: Final answer
    x = 1,636,908.20

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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.