Home / 1,957,688.19-2,701,628.13-1,098,266.90

Finding the Fourth Proportional to 1,957,688.19, 2,701,628.13 and 1,098,266.90

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Solution

The fourth proportional to 1,957,688.19, 2,701,628.13 and 1,098,266.90 is: 1,515,618.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,688.19 : 2,701,628.13 = 1,098,266.90 : x
  2. Step 2: Convert to fraction form
    1,957,688.19/2,701,628.13 = 1,098,266.90/x
  3. Step 3: Cross multiply
    1,957,688.19x = 2,701,628.13 × 1,098,266.90
  4. Step 4: Simplify right side
    1,957,688.19x = 2,967,108,739,042.49
  5. Step 5: Solve for x
    x = 2,967,108,739,042.49/1,957,688.19
  6. Step 6: Final answer
    x = 1,515,618.66

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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.