Home / 2,617,761.60-3,926,642.40-698,669.10

Finding the Fourth Proportional to 2,617,761.60, 3,926,642.40 and 698,669.10

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Solution

The fourth proportional to 2,617,761.60, 3,926,642.40 and 698,669.10 is: 1,048,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,761.60 : 3,926,642.40 = 698,669.10 : x
  2. Step 2: Convert to fraction form
    2,617,761.60/3,926,642.40 = 698,669.10/x
  3. Step 3: Cross multiply
    2,617,761.60x = 3,926,642.40 × 698,669.10
  4. Step 4: Simplify right side
    2,617,761.60x = 2,743,423,711,629.84
  5. Step 5: Solve for x
    x = 2,743,423,711,629.84/2,617,761.60
  6. Step 6: Final answer
    x = 1,048,003.65

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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.