Home / 1,086,512.46-1,631,368.26-607,678.44

Finding the Fourth Proportional to 1,086,512.46, 1,631,368.26 and 607,678.44

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Solution

The fourth proportional to 1,086,512.46, 1,631,368.26 and 607,678.44 is: 912,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,512.46 : 1,631,368.26 = 607,678.44 : x
  2. Step 2: Convert to fraction form
    1,086,512.46/1,631,368.26 = 607,678.44/x
  3. Step 3: Cross multiply
    1,086,512.46x = 1,631,368.26 × 607,678.44
  4. Step 4: Simplify right side
    1,086,512.46x = 991,347,319,302.31
  5. Step 5: Solve for x
    x = 991,347,319,302.31/1,086,512.46
  6. Step 6: Final answer
    x = 912,412.29

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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.