Home / 1,712,676.76-2,363,493.57-938,335.07

Finding the Fourth Proportional to 1,712,676.76, 2,363,493.57 and 938,335.07

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Solution

The fourth proportional to 1,712,676.76, 2,363,493.57 and 938,335.07 is: 1,294,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,676.76 : 2,363,493.57 = 938,335.07 : x
  2. Step 2: Convert to fraction form
    1,712,676.76/2,363,493.57 = 938,335.07/x
  3. Step 3: Cross multiply
    1,712,676.76x = 2,363,493.57 × 938,335.07
  4. Step 4: Simplify right side
    1,712,676.76x = 2,217,748,904,450.50
  5. Step 5: Solve for x
    x = 2,217,748,904,450.50/1,712,676.76
  6. Step 6: Final answer
    x = 1,294,902.20

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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.