Home / 1,503,734.83-2,254,701.48-478,622.32

Finding the Fourth Proportional to 1,503,734.83, 2,254,701.48 and 478,622.32

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Solution

The fourth proportional to 1,503,734.83, 2,254,701.48 and 478,622.32 is: 717,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,734.83 : 2,254,701.48 = 478,622.32 : x
  2. Step 2: Convert to fraction form
    1,503,734.83/2,254,701.48 = 478,622.32/x
  3. Step 3: Cross multiply
    1,503,734.83x = 2,254,701.48 × 478,622.32
  4. Step 4: Simplify right side
    1,503,734.83x = 1,079,150,453,265.03
  5. Step 5: Solve for x
    x = 1,079,150,453,265.03/1,503,734.83
  6. Step 6: Final answer
    x = 717,646.78

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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.