Home / 1,374,376.48-2,062,214.88-664,005.76

Finding the Fourth Proportional to 1,374,376.48, 2,062,214.88 and 664,005.76

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Solution

The fourth proportional to 1,374,376.48, 2,062,214.88 and 664,005.76 is: 996,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,376.48 : 2,062,214.88 = 664,005.76 : x
  2. Step 2: Convert to fraction form
    1,374,376.48/2,062,214.88 = 664,005.76/x
  3. Step 3: Cross multiply
    1,374,376.48x = 2,062,214.88 × 664,005.76
  4. Step 4: Simplify right side
    1,374,376.48x = 1,369,322,558,677.71
  5. Step 5: Solve for x
    x = 1,369,322,558,677.71/1,374,376.48
  6. Step 6: Final answer
    x = 996,322.75

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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.