Home / 1,087,124.88-1,500,181.80-603,720.96

Finding the Fourth Proportional to 1,087,124.88, 1,500,181.80 and 603,720.96

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Solution

The fourth proportional to 1,087,124.88, 1,500,181.80 and 603,720.96 is: 833,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,124.88 : 1,500,181.80 = 603,720.96 : x
  2. Step 2: Convert to fraction form
    1,087,124.88/1,500,181.80 = 603,720.96/x
  3. Step 3: Cross multiply
    1,087,124.88x = 1,500,181.80 × 603,720.96
  4. Step 4: Simplify right side
    1,087,124.88x = 905,691,196,470.53
  5. Step 5: Solve for x
    x = 905,691,196,470.53/1,087,124.88
  6. Step 6: Final answer
    x = 833,106.86

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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.