Home / 1,600,918.82-2,209,387.82-912,607.04

Finding the Fourth Proportional to 1,600,918.82, 2,209,387.82 and 912,607.04

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Solution

The fourth proportional to 1,600,918.82, 2,209,387.82 and 912,607.04 is: 1,259,466.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,918.82 : 2,209,387.82 = 912,607.04 : x
  2. Step 2: Convert to fraction form
    1,600,918.82/2,209,387.82 = 912,607.04/x
  3. Step 3: Cross multiply
    1,600,918.82x = 2,209,387.82 × 912,607.04
  4. Step 4: Simplify right side
    1,600,918.82x = 2,016,302,878,622.25
  5. Step 5: Solve for x
    x = 2,016,302,878,622.25/1,600,918.82
  6. Step 6: Final answer
    x = 1,259,466.04

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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.