Home / 2,939,001.87-4,401,790.94-1,403,077.70

Finding the Fourth Proportional to 2,939,001.87, 4,401,790.94 and 1,403,077.70

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Solution

The fourth proportional to 2,939,001.87, 4,401,790.94 and 1,403,077.70 is: 2,101,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,001.87 : 4,401,790.94 = 1,403,077.70 : x
  2. Step 2: Convert to fraction form
    2,939,001.87/4,401,790.94 = 1,403,077.70/x
  3. Step 3: Cross multiply
    2,939,001.87x = 4,401,790.94 × 1,403,077.70
  4. Step 4: Simplify right side
    2,939,001.87x = 6,176,054,707,976.04
  5. Step 5: Solve for x
    x = 6,176,054,707,976.04/2,939,001.87
  6. Step 6: Final answer
    x = 2,101,412.31

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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.