Home / 1,526,473.40-2,289,969.30-816,308.60

Finding the Fourth Proportional to 1,526,473.40, 2,289,969.30 and 816,308.60

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Solution

The fourth proportional to 1,526,473.40, 2,289,969.30 and 816,308.60 is: 1,224,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,473.40 : 2,289,969.30 = 816,308.60 : x
  2. Step 2: Convert to fraction form
    1,526,473.40/2,289,969.30 = 816,308.60/x
  3. Step 3: Cross multiply
    1,526,473.40x = 2,289,969.30 × 816,308.60
  4. Step 4: Simplify right side
    1,526,473.40x = 1,869,321,633,325.98
  5. Step 5: Solve for x
    x = 1,869,321,633,325.98/1,526,473.40
  6. Step 6: Final answer
    x = 1,224,601.51

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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.