Home / 1,054,885.82-1,455,741.11-571,452.96

Finding the Fourth Proportional to 1,054,885.82, 1,455,741.11 and 571,452.96

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Solution

The fourth proportional to 1,054,885.82, 1,455,741.11 and 571,452.96 is: 788,604.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,885.82 : 1,455,741.11 = 571,452.96 : x
  2. Step 2: Convert to fraction form
    1,054,885.82/1,455,741.11 = 571,452.96/x
  3. Step 3: Cross multiply
    1,054,885.82x = 1,455,741.11 × 571,452.96
  4. Step 4: Simplify right side
    1,054,885.82x = 831,887,563,445.92
  5. Step 5: Solve for x
    x = 831,887,563,445.92/1,054,885.82
  6. Step 6: Final answer
    x = 788,604.37

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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.