Home / 2,921,429.10-4,031,780.78-1,614,653.03

Finding the Fourth Proportional to 2,921,429.10, 4,031,780.78 and 1,614,653.03

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Solution

The fourth proportional to 2,921,429.10, 4,031,780.78 and 1,614,653.03 is: 2,228,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,429.10 : 4,031,780.78 = 1,614,653.03 : x
  2. Step 2: Convert to fraction form
    2,921,429.10/4,031,780.78 = 1,614,653.03/x
  3. Step 3: Cross multiply
    2,921,429.10x = 4,031,780.78 × 1,614,653.03
  4. Step 4: Simplify right side
    2,921,429.10x = 6,509,927,052,722.76
  5. Step 5: Solve for x
    x = 6,509,927,052,722.76/2,921,429.10
  6. Step 6: Final answer
    x = 2,228,336.49

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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.