Home / 1,195,587.34-1,792,135.38-521,487.66

Finding the Fourth Proportional to 1,195,587.34, 1,792,135.38 and 521,487.66

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Solution

The fourth proportional to 1,195,587.34, 1,792,135.38 and 521,487.66 is: 781,688.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,587.34 : 1,792,135.38 = 521,487.66 : x
  2. Step 2: Convert to fraction form
    1,195,587.34/1,792,135.38 = 521,487.66/x
  3. Step 3: Cross multiply
    1,195,587.34x = 1,792,135.38 × 521,487.66
  4. Step 4: Simplify right side
    1,195,587.34x = 934,576,485,719.41
  5. Step 5: Solve for x
    x = 934,576,485,719.41/1,195,587.34
  6. Step 6: Final answer
    x = 781,688.17

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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.