Home / 1,977,599.18-2,729,140.62-1,118,288

Finding the Fourth Proportional to 1,977,599.18, 2,729,140.62 and 1,118,288

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Solution

The fourth proportional to 1,977,599.18, 2,729,140.62 and 1,118,288 is: 1,543,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,599.18 : 2,729,140.62 = 1,118,288 : x
  2. Step 2: Convert to fraction form
    1,977,599.18/2,729,140.62 = 1,118,288/x
  3. Step 3: Cross multiply
    1,977,599.18x = 2,729,140.62 × 1,118,288
  4. Step 4: Simplify right side
    1,977,599.18x = 3,051,965,205,658.56
  5. Step 5: Solve for x
    x = 3,051,965,205,658.56/1,977,599.18
  6. Step 6: Final answer
    x = 1,543,267.84

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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.