Home / 2,628,276.40-3,942,414.60-1,730,731.60

Finding the Fourth Proportional to 2,628,276.40, 3,942,414.60 and 1,730,731.60

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Solution

The fourth proportional to 2,628,276.40, 3,942,414.60 and 1,730,731.60 is: 2,596,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,276.40 : 3,942,414.60 = 1,730,731.60 : x
  2. Step 2: Convert to fraction form
    2,628,276.40/3,942,414.60 = 1,730,731.60/x
  3. Step 3: Cross multiply
    2,628,276.40x = 3,942,414.60 × 1,730,731.60
  4. Step 4: Simplify right side
    2,628,276.40x = 6,823,261,528,521.36
  5. Step 5: Solve for x
    x = 6,823,261,528,521.36/2,628,276.40
  6. Step 6: Final answer
    x = 2,596,097.40

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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.