Home / 2,180,403.71-3,271,123.16-684,495.71

Finding the Fourth Proportional to 2,180,403.71, 3,271,123.16 and 684,495.71

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Solution

The fourth proportional to 2,180,403.71, 3,271,123.16 and 684,495.71 is: 1,026,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,403.71 : 3,271,123.16 = 684,495.71 : x
  2. Step 2: Convert to fraction form
    2,180,403.71/3,271,123.16 = 684,495.71/x
  3. Step 3: Cross multiply
    2,180,403.71x = 3,271,123.16 × 684,495.71
  4. Step 4: Simplify right side
    2,180,403.71x = 2,239,069,769,901.64
  5. Step 5: Solve for x
    x = 2,239,069,769,901.64/2,180,403.71
  6. Step 6: Final answer
    x = 1,026,906.05

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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.