Home / 1,054,456.82-1,455,151.19-571,022.49

Finding the Fourth Proportional to 1,054,456.82, 1,455,151.19 and 571,022.49

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Solution

The fourth proportional to 1,054,456.82, 1,455,151.19 and 571,022.49 is: 788,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,456.82 : 1,455,151.19 = 571,022.49 : x
  2. Step 2: Convert to fraction form
    1,054,456.82/1,455,151.19 = 571,022.49/x
  3. Step 3: Cross multiply
    1,054,456.82x = 1,455,151.19 × 571,022.49
  4. Step 4: Simplify right side
    1,054,456.82x = 830,924,052,985.15
  5. Step 5: Solve for x
    x = 830,924,052,985.15/1,054,456.82
  6. Step 6: Final answer
    x = 788,011.46

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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.