Home / 2,964,288.72-4,090,721.16-1,606,161.72

Finding the Fourth Proportional to 2,964,288.72, 4,090,721.16 and 1,606,161.72

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Solution

The fourth proportional to 2,964,288.72, 4,090,721.16 and 1,606,161.72 is: 2,216,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,288.72 : 4,090,721.16 = 1,606,161.72 : x
  2. Step 2: Convert to fraction form
    2,964,288.72/4,090,721.16 = 1,606,161.72/x
  3. Step 3: Cross multiply
    2,964,288.72x = 4,090,721.16 × 1,606,161.72
  4. Step 4: Simplify right side
    2,964,288.72x = 6,570,359,734,386.00
  5. Step 5: Solve for x
    x = 6,570,359,734,386.00/2,964,288.72
  6. Step 6: Final answer
    x = 2,216,504.65

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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.