Home / 1,819,742.90-2,729,515.86-557,574.17

Finding the Fourth Proportional to 1,819,742.90, 2,729,515.86 and 557,574.17

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Solution

The fourth proportional to 1,819,742.90, 2,729,515.86 and 557,574.17 is: 836,331.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,742.90 : 2,729,515.86 = 557,574.17 : x
  2. Step 2: Convert to fraction form
    1,819,742.90/2,729,515.86 = 557,574.17/x
  3. Step 3: Cross multiply
    1,819,742.90x = 2,729,515.86 × 557,574.17
  4. Step 4: Simplify right side
    1,819,742.90x = 1,521,907,526,493.76
  5. Step 5: Solve for x
    x = 1,521,907,526,493.76/1,819,742.90
  6. Step 6: Final answer
    x = 836,331.07

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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.