Home / 1,054,609.74-1,455,353.10-571,163.76

Finding the Fourth Proportional to 1,054,609.74, 1,455,353.10 and 571,163.76

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Solution

The fourth proportional to 1,054,609.74, 1,455,353.10 and 571,163.76 is: 788,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,609.74 : 1,455,353.10 = 571,163.76 : x
  2. Step 2: Convert to fraction form
    1,054,609.74/1,455,353.10 = 571,163.76/x
  3. Step 3: Cross multiply
    1,054,609.74x = 1,455,353.10 × 571,163.76
  4. Step 4: Simplify right side
    1,054,609.74x = 831,244,948,723.66
  5. Step 5: Solve for x
    x = 831,244,948,723.66/1,054,609.74
  6. Step 6: Final answer
    x = 788,201.47

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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.