Home / 1,299,055.48-1,948,662.95-500,339.38

Finding the Fourth Proportional to 1,299,055.48, 1,948,662.95 and 500,339.38

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Solution

The fourth proportional to 1,299,055.48, 1,948,662.95 and 500,339.38 is: 750,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,055.48 : 1,948,662.95 = 500,339.38 : x
  2. Step 2: Convert to fraction form
    1,299,055.48/1,948,662.95 = 500,339.38/x
  3. Step 3: Cross multiply
    1,299,055.48x = 1,948,662.95 × 500,339.38
  4. Step 4: Simplify right side
    1,299,055.48x = 974,992,812,231.97
  5. Step 5: Solve for x
    x = 974,992,812,231.97/1,299,055.48
  6. Step 6: Final answer
    x = 750,539.78

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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.