Home / 1,078,962.42-1,618,747.10-471,804.14

Finding the Fourth Proportional to 1,078,962.42, 1,618,747.10 and 471,804.14

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Solution

The fourth proportional to 1,078,962.42, 1,618,747.10 and 471,804.14 is: 707,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,962.42 : 1,618,747.10 = 471,804.14 : x
  2. Step 2: Convert to fraction form
    1,078,962.42/1,618,747.10 = 471,804.14/x
  3. Step 3: Cross multiply
    1,078,962.42x = 1,618,747.10 × 471,804.14
  4. Step 4: Simplify right side
    1,078,962.42x = 763,731,586,850.11
  5. Step 5: Solve for x
    x = 763,731,586,850.11/1,078,962.42
  6. Step 6: Final answer
    x = 707,838.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.