Home / 4,998,188.64-7,497,216.72-1,211,705.76

Finding the Fourth Proportional to 4,998,188.64, 7,497,216.72 and 1,211,705.76

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Solution

The fourth proportional to 4,998,188.64, 7,497,216.72 and 1,211,705.76 is: 1,817,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998,188.64 : 7,497,216.72 = 1,211,705.76 : x
  2. Step 2: Convert to fraction form
    4,998,188.64/7,497,216.72 = 1,211,705.76/x
  3. Step 3: Cross multiply
    4,998,188.64x = 7,497,216.72 × 1,211,705.76
  4. Step 4: Simplify right side
    4,998,188.64x = 9,084,420,683,592.31
  5. Step 5: Solve for x
    x = 9,084,420,683,592.31/4,998,188.64
  6. Step 6: Final answer
    x = 1,817,542.58

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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.