Home / 1,927,022.07-2,890,308.10-774,221.97

Finding the Fourth Proportional to 1,927,022.07, 2,890,308.10 and 774,221.97

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Solution

The fourth proportional to 1,927,022.07, 2,890,308.10 and 774,221.97 is: 1,161,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,022.07 : 2,890,308.10 = 774,221.97 : x
  2. Step 2: Convert to fraction form
    1,927,022.07/2,890,308.10 = 774,221.97/x
  3. Step 3: Cross multiply
    1,927,022.07x = 2,890,308.10 × 774,221.97
  4. Step 4: Simplify right side
    1,927,022.07x = 2,237,740,012,766.31
  5. Step 5: Solve for x
    x = 2,237,740,012,766.31/1,927,022.07
  6. Step 6: Final answer
    x = 1,161,242.55

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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.