Home / 1,478,920.12-2,041,003.10-834,105.04

Finding the Fourth Proportional to 1,478,920.12, 2,041,003.10 and 834,105.04

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Solution

The fourth proportional to 1,478,920.12, 2,041,003.10 and 834,105.04 is: 1,151,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,920.12 : 2,041,003.10 = 834,105.04 : x
  2. Step 2: Convert to fraction form
    1,478,920.12/2,041,003.10 = 834,105.04/x
  3. Step 3: Cross multiply
    1,478,920.12x = 2,041,003.10 × 834,105.04
  4. Step 4: Simplify right side
    1,478,920.12x = 1,702,410,972,365.62
  5. Step 5: Solve for x
    x = 1,702,410,972,365.62/1,478,920.12
  6. Step 6: Final answer
    x = 1,151,117.60

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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.