Home / 909,513.90-1,361,646.45-804,537.90

Finding the Fourth Proportional to 909,513.90, 1,361,646.45 and 804,537.90

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Solution

The fourth proportional to 909,513.90, 1,361,646.45 and 804,537.90 is: 1,204,485.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,513.90 : 1,361,646.45 = 804,537.90 : x
  2. Step 2: Convert to fraction form
    909,513.90/1,361,646.45 = 804,537.90/x
  3. Step 3: Cross multiply
    909,513.90x = 1,361,646.45 × 804,537.90
  4. Step 4: Simplify right side
    909,513.90x = 1,095,496,175,425.46
  5. Step 5: Solve for x
    x = 1,095,496,175,425.46/909,513.90
  6. Step 6: Final answer
    x = 1,204,485.36

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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.