Home / 3,319,309.72-4,580,160.15-1,868,716.36

Finding the Fourth Proportional to 3,319,309.72, 4,580,160.15 and 1,868,716.36

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Solution

The fourth proportional to 3,319,309.72, 4,580,160.15 and 1,868,716.36 is: 2,578,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,309.72 : 4,580,160.15 = 1,868,716.36 : x
  2. Step 2: Convert to fraction form
    3,319,309.72/4,580,160.15 = 1,868,716.36/x
  3. Step 3: Cross multiply
    3,319,309.72x = 4,580,160.15 × 1,868,716.36
  4. Step 4: Simplify right side
    3,319,309.72x = 8,559,020,203,725.06
  5. Step 5: Solve for x
    x = 8,559,020,203,725.06/3,319,309.72
  6. Step 6: Final answer
    x = 2,578,554.26

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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.