Home / 2,460,432.40-3,690,648.60-2,123,853.10

Finding the Fourth Proportional to 2,460,432.40, 3,690,648.60 and 2,123,853.10

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Solution

The fourth proportional to 2,460,432.40, 3,690,648.60 and 2,123,853.10 is: 3,185,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460,432.40 : 3,690,648.60 = 2,123,853.10 : x
  2. Step 2: Convert to fraction form
    2,460,432.40/3,690,648.60 = 2,123,853.10/x
  3. Step 3: Cross multiply
    2,460,432.40x = 3,690,648.60 × 2,123,853.10
  4. Step 4: Simplify right side
    2,460,432.40x = 7,838,395,470,120.66
  5. Step 5: Solve for x
    x = 7,838,395,470,120.66/2,460,432.40
  6. Step 6: Final answer
    x = 3,185,779.65

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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.