Home / 1,248,327.64-1,724,455.74-993,352.60

Finding the Fourth Proportional to 1,248,327.64, 1,724,455.74 and 993,352.60

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Solution

The fourth proportional to 1,248,327.64, 1,724,455.74 and 993,352.60 is: 1,372,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,327.64 : 1,724,455.74 = 993,352.60 : x
  2. Step 2: Convert to fraction form
    1,248,327.64/1,724,455.74 = 993,352.60/x
  3. Step 3: Cross multiply
    1,248,327.64x = 1,724,455.74 × 993,352.60
  4. Step 4: Simplify right side
    1,248,327.64x = 1,712,992,592,913.92
  5. Step 5: Solve for x
    x = 1,712,992,592,913.92/1,248,327.64
  6. Step 6: Final answer
    x = 1,372,229.96

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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.