Home / 1,054,889.38-1,455,741.12-571,463.74

Finding the Fourth Proportional to 1,054,889.38, 1,455,741.12 and 571,463.74

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Solution

The fourth proportional to 1,054,889.38, 1,455,741.12 and 571,463.74 is: 788,616.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,889.38 : 1,455,741.12 = 571,463.74 : x
  2. Step 2: Convert to fraction form
    1,054,889.38/1,455,741.12 = 571,463.74/x
  3. Step 3: Cross multiply
    1,054,889.38x = 1,455,741.12 × 571,463.74
  4. Step 4: Simplify right side
    1,054,889.38x = 831,903,264,906.99
  5. Step 5: Solve for x
    x = 831,903,264,906.99/1,054,889.38
  6. Step 6: Final answer
    x = 788,616.59

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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.