Home / 3,266,970.32-4,508,698.08-1,816,948.32

Finding the Fourth Proportional to 3,266,970.32, 4,508,698.08 and 1,816,948.32

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Solution

The fourth proportional to 3,266,970.32, 4,508,698.08 and 1,816,948.32 is: 2,507,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,970.32 : 4,508,698.08 = 1,816,948.32 : x
  2. Step 2: Convert to fraction form
    3,266,970.32/4,508,698.08 = 1,816,948.32/x
  3. Step 3: Cross multiply
    3,266,970.32x = 4,508,698.08 × 1,816,948.32
  4. Step 4: Simplify right side
    3,266,970.32x = 8,192,071,401,843.23
  5. Step 5: Solve for x
    x = 8,192,071,401,843.23/3,266,970.32
  6. Step 6: Final answer
    x = 2,507,543.87

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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.