Home / 1,054,739.01-1,455,540.12-571,302.66

Finding the Fourth Proportional to 1,054,739.01, 1,455,540.12 and 571,302.66

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Solution

The fourth proportional to 1,054,739.01, 1,455,540.12 and 571,302.66 is: 788,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,739.01 : 1,455,540.12 = 571,302.66 : x
  2. Step 2: Convert to fraction form
    1,054,739.01/1,455,540.12 = 571,302.66/x
  3. Step 3: Cross multiply
    1,054,739.01x = 1,455,540.12 × 571,302.66
  4. Step 4: Simplify right side
    1,054,739.01x = 831,553,942,292.72
  5. Step 5: Solve for x
    x = 831,553,942,292.72/1,054,739.01
  6. Step 6: Final answer
    x = 788,397.83

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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.