Home / 1,026,181.52-1,416,526.44-918,561.68

Finding the Fourth Proportional to 1,026,181.52, 1,416,526.44 and 918,561.68

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Solution

The fourth proportional to 1,026,181.52, 1,416,526.44 and 918,561.68 is: 1,267,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,181.52 : 1,416,526.44 = 918,561.68 : x
  2. Step 2: Convert to fraction form
    1,026,181.52/1,416,526.44 = 918,561.68/x
  3. Step 3: Cross multiply
    1,026,181.52x = 1,416,526.44 × 918,561.68
  4. Step 4: Simplify right side
    1,026,181.52x = 1,301,166,906,490.82
  5. Step 5: Solve for x
    x = 1,301,166,906,490.82/1,026,181.52
  6. Step 6: Final answer
    x = 1,267,969.54

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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.