Home / 1,641,921.96-2,462,255.40-788,750.52

Finding the Fourth Proportional to 1,641,921.96, 2,462,255.40 and 788,750.52

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Solution

The fourth proportional to 1,641,921.96, 2,462,255.40 and 788,750.52 is: 1,182,824.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,921.96 : 2,462,255.40 = 788,750.52 : x
  2. Step 2: Convert to fraction form
    1,641,921.96/2,462,255.40 = 788,750.52/x
  3. Step 3: Cross multiply
    1,641,921.96x = 2,462,255.40 × 788,750.52
  4. Step 4: Simplify right side
    1,641,921.96x = 1,942,105,227,122.81
  5. Step 5: Solve for x
    x = 1,942,105,227,122.81/1,641,921.96
  6. Step 6: Final answer
    x = 1,182,824.32

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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.