Home / 3,215,174.02-4,436,946.45-1,908,688.08

Finding the Fourth Proportional to 3,215,174.02, 4,436,946.45 and 1,908,688.08

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Solution

The fourth proportional to 3,215,174.02, 4,436,946.45 and 1,908,688.08 is: 2,633,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,174.02 : 4,436,946.45 = 1,908,688.08 : x
  2. Step 2: Convert to fraction form
    3,215,174.02/4,436,946.45 = 1,908,688.08/x
  3. Step 3: Cross multiply
    3,215,174.02x = 4,436,946.45 × 1,908,688.08
  4. Step 4: Simplify right side
    3,215,174.02x = 8,468,746,817,351.87
  5. Step 5: Solve for x
    x = 8,468,746,817,351.87/3,215,174.02
  6. Step 6: Final answer
    x = 2,633,993.30

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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.