Home / 1,775,349.92-2,663,044.40-513,188.48

Finding the Fourth Proportional to 1,775,349.92, 2,663,044.40 and 513,188.48

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Solution

The fourth proportional to 1,775,349.92, 2,663,044.40 and 513,188.48 is: 769,788.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,349.92 : 2,663,044.40 = 513,188.48 : x
  2. Step 2: Convert to fraction form
    1,775,349.92/2,663,044.40 = 513,188.48/x
  3. Step 3: Cross multiply
    1,775,349.92x = 2,663,044.40 × 513,188.48
  4. Step 4: Simplify right side
    1,775,349.92x = 1,366,643,707,808.51
  5. Step 5: Solve for x
    x = 1,366,643,707,808.51/1,775,349.92
  6. Step 6: Final answer
    x = 769,788.36

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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.