Home / 1,326,028.20-1,829,926.23-774,776.28

Finding the Fourth Proportional to 1,326,028.20, 1,829,926.23 and 774,776.28

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Solution

The fourth proportional to 1,326,028.20, 1,829,926.23 and 774,776.28 is: 1,069,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,028.20 : 1,829,926.23 = 774,776.28 : x
  2. Step 2: Convert to fraction form
    1,326,028.20/1,829,926.23 = 774,776.28/x
  3. Step 3: Cross multiply
    1,326,028.20x = 1,829,926.23 × 774,776.28
  4. Step 4: Simplify right side
    1,326,028.20x = 1,417,783,437,153.82
  5. Step 5: Solve for x
    x = 1,417,783,437,153.82/1,326,028.20
  6. Step 6: Final answer
    x = 1,069,195.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.