Home / 2,070,605.57-3,106,655.81-722,966.75

Finding the Fourth Proportional to 2,070,605.57, 3,106,655.81 and 722,966.75

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Solution

The fourth proportional to 2,070,605.57, 3,106,655.81 and 722,966.75 is: 1,084,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,605.57 : 3,106,655.81 = 722,966.75 : x
  2. Step 2: Convert to fraction form
    2,070,605.57/3,106,655.81 = 722,966.75/x
  3. Step 3: Cross multiply
    2,070,605.57x = 3,106,655.81 × 722,966.75
  4. Step 4: Simplify right side
    2,070,605.57x = 2,246,008,835,176.20
  5. Step 5: Solve for x
    x = 2,246,008,835,176.20/2,070,605.57
  6. Step 6: Final answer
    x = 1,084,711.10

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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.