Home / 1,557,188.10-2,334,355.05-545,758.74

Finding the Fourth Proportional to 1,557,188.10, 2,334,355.05 and 545,758.74

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Solution

The fourth proportional to 1,557,188.10, 2,334,355.05 and 545,758.74 is: 818,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,188.10 : 2,334,355.05 = 545,758.74 : x
  2. Step 2: Convert to fraction form
    1,557,188.10/2,334,355.05 = 545,758.74/x
  3. Step 3: Cross multiply
    1,557,188.10x = 2,334,355.05 × 545,758.74
  4. Step 4: Simplify right side
    1,557,188.10x = 1,273,994,670,800.64
  5. Step 5: Solve for x
    x = 1,273,994,670,800.64/1,557,188.10
  6. Step 6: Final answer
    x = 818,137.94

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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.