Home / 1,242,357.92-1,714,398.72-759,731.84

Finding the Fourth Proportional to 1,242,357.92, 1,714,398.72 and 759,731.84

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Solution

The fourth proportional to 1,242,357.92, 1,714,398.72 and 759,731.84 is: 1,048,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,357.92 : 1,714,398.72 = 759,731.84 : x
  2. Step 2: Convert to fraction form
    1,242,357.92/1,714,398.72 = 759,731.84/x
  3. Step 3: Cross multiply
    1,242,357.92x = 1,714,398.72 × 759,731.84
  4. Step 4: Simplify right side
    1,242,357.92x = 1,302,483,294,039.24
  5. Step 5: Solve for x
    x = 1,302,483,294,039.24/1,242,357.92
  6. Step 6: Final answer
    x = 1,048,396.18

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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.