Home / 1,086,456.16-1,631,284.02-607,622.12

Finding the Fourth Proportional to 1,086,456.16, 1,631,284.02 and 607,622.12

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Solution

The fourth proportional to 1,086,456.16, 1,631,284.02 and 607,622.12 is: 912,327.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,456.16 : 1,631,284.02 = 607,622.12 : x
  2. Step 2: Convert to fraction form
    1,086,456.16/1,631,284.02 = 607,622.12/x
  3. Step 3: Cross multiply
    1,086,456.16x = 1,631,284.02 × 607,622.12
  4. Step 4: Simplify right side
    1,086,456.16x = 991,204,254,554.52
  5. Step 5: Solve for x
    x = 991,204,254,554.52/1,086,456.16
  6. Step 6: Final answer
    x = 912,327.89

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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.