Home / 1,054,620.41-1,455,368.91-571,174.49

Finding the Fourth Proportional to 1,054,620.41, 1,455,368.91 and 571,174.49

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Solution

The fourth proportional to 1,054,620.41, 1,455,368.91 and 571,174.49 is: 788,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,620.41 : 1,455,368.91 = 571,174.49 : x
  2. Step 2: Convert to fraction form
    1,054,620.41/1,455,368.91 = 571,174.49/x
  3. Step 3: Cross multiply
    1,054,620.41x = 1,455,368.91 × 571,174.49
  4. Step 4: Simplify right side
    1,054,620.41x = 831,269,587,654.26
  5. Step 5: Solve for x
    x = 831,269,587,654.26/1,054,620.41
  6. Step 6: Final answer
    x = 788,216.86

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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.