Home / 1,109,751.66-1,531,500.66-626,333.52

Finding the Fourth Proportional to 1,109,751.66, 1,531,500.66 and 626,333.52

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Solution

The fourth proportional to 1,109,751.66, 1,531,500.66 and 626,333.52 is: 864,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,751.66 : 1,531,500.66 = 626,333.52 : x
  2. Step 2: Convert to fraction form
    1,109,751.66/1,531,500.66 = 626,333.52/x
  3. Step 3: Cross multiply
    1,109,751.66x = 1,531,500.66 × 626,333.52
  4. Step 4: Simplify right side
    1,109,751.66x = 959,230,199,260.12
  5. Step 5: Solve for x
    x = 959,230,199,260.12/1,109,751.66
  6. Step 6: Final answer
    x = 864,364.73

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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.