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Finding the Fourth Proportional to 1,073,859, 1,610,798.22 and 325,905

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Solution

The fourth proportional to 1,073,859, 1,610,798.22 and 325,905 is: 488,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,859 : 1,610,798.22 = 325,905 : x
  2. Step 2: Convert to fraction form
    1,073,859/1,610,798.22 = 325,905/x
  3. Step 3: Cross multiply
    1,073,859x = 1,610,798.22 × 325,905
  4. Step 4: Simplify right side
    1,073,859x = 524,967,193,889.10
  5. Step 5: Solve for x
    x = 524,967,193,889.10/1,073,859
  6. Step 6: Final answer
    x = 488,860.45

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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.