Home / 2,972,168.71-4,102,848.39-2,006,606.86

Finding the Fourth Proportional to 2,972,168.71, 4,102,848.39 and 2,006,606.86

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Solution

The fourth proportional to 2,972,168.71, 4,102,848.39 and 2,006,606.86 is: 2,769,965.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,168.71 : 4,102,848.39 = 2,006,606.86 : x
  2. Step 2: Convert to fraction form
    2,972,168.71/4,102,848.39 = 2,006,606.86/x
  3. Step 3: Cross multiply
    2,972,168.71x = 4,102,848.39 × 2,006,606.86
  4. Step 4: Simplify right side
    2,972,168.71x = 8,232,803,724,913.96
  5. Step 5: Solve for x
    x = 8,232,803,724,913.96/2,972,168.71
  6. Step 6: Final answer
    x = 2,769,965.14

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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.