Home / 4,977,575.70-6,869,065.83-2,772,420.87

Finding the Fourth Proportional to 4,977,575.70, 6,869,065.83 and 2,772,420.87

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Solution

The fourth proportional to 4,977,575.70, 6,869,065.83 and 2,772,420.87 is: 3,825,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,575.70 : 6,869,065.83 = 2,772,420.87 : x
  2. Step 2: Convert to fraction form
    4,977,575.70/6,869,065.83 = 2,772,420.87/x
  3. Step 3: Cross multiply
    4,977,575.70x = 6,869,065.83 × 2,772,420.87
  4. Step 4: Simplify right side
    4,977,575.70x = 19,043,941,456,814.66
  5. Step 5: Solve for x
    x = 19,043,941,456,814.66/4,977,575.70
  6. Step 6: Final answer
    x = 3,825,947.13

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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.