Home / 1,712,780.82-2,363,526.69-938,410.60

Finding the Fourth Proportional to 1,712,780.82, 2,363,526.69 and 938,410.60

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Solution

The fourth proportional to 1,712,780.82, 2,363,526.69 and 938,410.60 is: 1,294,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,780.82 : 2,363,526.69 = 938,410.60 : x
  2. Step 2: Convert to fraction form
    1,712,780.82/2,363,526.69 = 938,410.60/x
  3. Step 3: Cross multiply
    1,712,780.82x = 2,363,526.69 × 938,410.60
  4. Step 4: Simplify right side
    1,712,780.82x = 2,217,958,489,851.06
  5. Step 5: Solve for x
    x = 2,217,958,489,851.06/1,712,780.82
  6. Step 6: Final answer
    x = 1,294,945.89

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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.