Home / 2,460,448.40-3,690,672.60-2,123,869.10

Finding the Fourth Proportional to 2,460,448.40, 3,690,672.60 and 2,123,869.10

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Solution

The fourth proportional to 2,460,448.40, 3,690,672.60 and 2,123,869.10 is: 3,185,803.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,448.40 : 3,690,672.60 = 2,123,869.10 : x
  2. Step 2: Convert to fraction form
    2,460,448.40/3,690,672.60 = 2,123,869.10/x
  3. Step 3: Cross multiply
    2,460,448.40x = 3,690,672.60 × 2,123,869.10
  4. Step 4: Simplify right side
    2,460,448.40x = 7,838,505,493,356.66
  5. Step 5: Solve for x
    x = 7,838,505,493,356.66/2,460,448.40
  6. Step 6: Final answer
    x = 3,185,803.65

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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.