Home / 2,124,576.48-3,186,856.08-862,393.44

Finding the Fourth Proportional to 2,124,576.48, 3,186,856.08 and 862,393.44

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Solution

The fourth proportional to 2,124,576.48, 3,186,856.08 and 862,393.44 is: 1,293,586.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,576.48 : 3,186,856.08 = 862,393.44 : x
  2. Step 2: Convert to fraction form
    2,124,576.48/3,186,856.08 = 862,393.44/x
  3. Step 3: Cross multiply
    2,124,576.48x = 3,186,856.08 × 862,393.44
  4. Step 4: Simplify right side
    2,124,576.48x = 2,748,323,777,616.12
  5. Step 5: Solve for x
    x = 2,748,323,777,616.12/2,124,576.48
  6. Step 6: Final answer
    x = 1,293,586.65

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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.