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Finding the Fourth Proportional to 1,039,673, 1,434,753.06 and 562,745

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Solution

The fourth proportional to 1,039,673, 1,434,753.06 and 562,745 is: 776,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,673 : 1,434,753.06 = 562,745 : x
  2. Step 2: Convert to fraction form
    1,039,673/1,434,753.06 = 562,745/x
  3. Step 3: Cross multiply
    1,039,673x = 1,434,753.06 × 562,745
  4. Step 4: Simplify right side
    1,039,673x = 807,400,110,749.70
  5. Step 5: Solve for x
    x = 807,400,110,749.70/1,039,673
  6. Step 6: Final answer
    x = 776,590.44

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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.