Home / 1,478,867.43-2,040,856.83-834,285.63

Finding the Fourth Proportional to 1,478,867.43, 2,040,856.83 and 834,285.63

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Solution

The fourth proportional to 1,478,867.43, 2,040,856.83 and 834,285.63 is: 1,151,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,867.43 : 2,040,856.83 = 834,285.63 : x
  2. Step 2: Convert to fraction form
    1,478,867.43/2,040,856.83 = 834,285.63/x
  3. Step 3: Cross multiply
    1,478,867.43x = 2,040,856.83 × 834,285.63
  4. Step 4: Simplify right side
    1,478,867.43x = 1,702,657,526,156.35
  5. Step 5: Solve for x
    x = 1,702,657,526,156.35/1,478,867.43
  6. Step 6: Final answer
    x = 1,151,325.33

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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.