Home / 2,458,861.20-3,688,291.80-1,395,979.20

Finding the Fourth Proportional to 2,458,861.20, 3,688,291.80 and 1,395,979.20

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Solution

The fourth proportional to 2,458,861.20, 3,688,291.80 and 1,395,979.20 is: 2,093,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,861.20 : 3,688,291.80 = 1,395,979.20 : x
  2. Step 2: Convert to fraction form
    2,458,861.20/3,688,291.80 = 1,395,979.20/x
  3. Step 3: Cross multiply
    2,458,861.20x = 3,688,291.80 × 1,395,979.20
  4. Step 4: Simplify right side
    2,458,861.20x = 5,148,778,636,330.56
  5. Step 5: Solve for x
    x = 5,148,778,636,330.56/2,458,861.20
  6. Step 6: Final answer
    x = 2,093,968.80

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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.