Home / 1,591,307.70-2,387,322.40-526,348.05

Finding the Fourth Proportional to 1,591,307.70, 2,387,322.40 and 526,348.05

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Solution

The fourth proportional to 1,591,307.70, 2,387,322.40 and 526,348.05 is: 789,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,307.70 : 2,387,322.40 = 526,348.05 : x
  2. Step 2: Convert to fraction form
    1,591,307.70/2,387,322.40 = 526,348.05/x
  3. Step 3: Cross multiply
    1,591,307.70x = 2,387,322.40 × 526,348.05
  4. Step 4: Simplify right side
    1,591,307.70x = 1,256,562,489,961.32
  5. Step 5: Solve for x
    x = 1,256,562,489,961.32/1,591,307.70
  6. Step 6: Final answer
    x = 789,641.43

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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.