Home / 2,780,329.80-4,165,829.10-1,357,321.80

Finding the Fourth Proportional to 2,780,329.80, 4,165,829.10 and 1,357,321.80

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Solution

The fourth proportional to 2,780,329.80, 4,165,829.10 and 1,357,321.80 is: 2,033,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,329.80 : 4,165,829.10 = 1,357,321.80 : x
  2. Step 2: Convert to fraction form
    2,780,329.80/4,165,829.10 = 1,357,321.80/x
  3. Step 3: Cross multiply
    2,780,329.80x = 4,165,829.10 × 1,357,321.80
  4. Step 4: Simplify right side
    2,780,329.80x = 5,654,370,652,504.38
  5. Step 5: Solve for x
    x = 5,654,370,652,504.38/2,780,329.80
  6. Step 6: Final answer
    x = 2,033,705.01

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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.