Home / 1,339,646.80-1,848,628.36-1,232,649.04

Finding the Fourth Proportional to 1,339,646.80, 1,848,628.36 and 1,232,649.04

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Solution

The fourth proportional to 1,339,646.80, 1,848,628.36 and 1,232,649.04 is: 1,700,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,646.80 : 1,848,628.36 = 1,232,649.04 : x
  2. Step 2: Convert to fraction form
    1,339,646.80/1,848,628.36 = 1,232,649.04/x
  3. Step 3: Cross multiply
    1,339,646.80x = 1,848,628.36 × 1,232,649.04
  4. Step 4: Simplify right side
    1,339,646.80x = 2,278,709,973,270.77
  5. Step 5: Solve for x
    x = 2,278,709,973,270.77/1,339,646.80
  6. Step 6: Final answer
    x = 1,700,978.18

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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.