Home / 2,662,584.05-3,989,811.65-1,580,966.60

Finding the Fourth Proportional to 2,662,584.05, 3,989,811.65 and 1,580,966.60

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Solution

The fourth proportional to 2,662,584.05, 3,989,811.65 and 1,580,966.60 is: 2,369,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,584.05 : 3,989,811.65 = 1,580,966.60 : x
  2. Step 2: Convert to fraction form
    2,662,584.05/3,989,811.65 = 1,580,966.60/x
  3. Step 3: Cross multiply
    2,662,584.05x = 3,989,811.65 × 1,580,966.60
  4. Step 4: Simplify right side
    2,662,584.05x = 6,307,758,958,940.89
  5. Step 5: Solve for x
    x = 6,307,758,958,940.89/2,662,584.05
  6. Step 6: Final answer
    x = 2,369,036.56

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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.