Home / 1,107,149.88-1,527,871.50-623,720.82

Finding the Fourth Proportional to 1,107,149.88, 1,527,871.50 and 623,720.82

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Solution

The fourth proportional to 1,107,149.88, 1,527,871.50 and 623,720.82 is: 860,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,149.88 : 1,527,871.50 = 623,720.82 : x
  2. Step 2: Convert to fraction form
    1,107,149.88/1,527,871.50 = 623,720.82/x
  3. Step 3: Cross multiply
    1,107,149.88x = 1,527,871.50 × 623,720.82
  4. Step 4: Simplify right side
    1,107,149.88x = 952,965,264,834.63
  5. Step 5: Solve for x
    x = 952,965,264,834.63/1,107,149.88
  6. Step 6: Final answer
    x = 860,737.36

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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.