Home / 1,063,445.24-1,591,420.74-664,274

Finding the Fourth Proportional to 1,063,445.24, 1,591,420.74 and 664,274

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Solution

The fourth proportional to 1,063,445.24, 1,591,420.74 and 664,274 is: 994,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,445.24 : 1,591,420.74 = 664,274 : x
  2. Step 2: Convert to fraction form
    1,063,445.24/1,591,420.74 = 664,274/x
  3. Step 3: Cross multiply
    1,063,445.24x = 1,591,420.74 × 664,274
  4. Step 4: Simplify right side
    1,063,445.24x = 1,057,139,420,642.76
  5. Step 5: Solve for x
    x = 1,057,139,420,642.76/1,063,445.24
  6. Step 6: Final answer
    x = 994,070.39

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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.