Home / 2,989,835.16-4,125,429.27-1,766,339.88

Finding the Fourth Proportional to 2,989,835.16, 4,125,429.27 and 1,766,339.88

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Solution

The fourth proportional to 2,989,835.16, 4,125,429.27 and 1,766,339.88 is: 2,437,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,835.16 : 4,125,429.27 = 1,766,339.88 : x
  2. Step 2: Convert to fraction form
    2,989,835.16/4,125,429.27 = 1,766,339.88/x
  3. Step 3: Cross multiply
    2,989,835.16x = 4,125,429.27 × 1,766,339.88
  4. Step 4: Simplify right side
    2,989,835.16x = 7,286,910,241,720.29
  5. Step 5: Solve for x
    x = 7,286,910,241,720.29/2,989,835.16
  6. Step 6: Final answer
    x = 2,437,228.09

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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.