Home / 2,136,930.04-2,948,952.64-1,170,042.76

Finding the Fourth Proportional to 2,136,930.04, 2,948,952.64 and 1,170,042.76

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Solution

The fourth proportional to 2,136,930.04, 2,948,952.64 and 1,170,042.76 is: 1,614,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,930.04 : 2,948,952.64 = 1,170,042.76 : x
  2. Step 2: Convert to fraction form
    2,136,930.04/2,948,952.64 = 1,170,042.76/x
  3. Step 3: Cross multiply
    2,136,930.04x = 2,948,952.64 × 1,170,042.76
  4. Step 4: Simplify right side
    2,136,930.04x = 3,450,400,686,014.89
  5. Step 5: Solve for x
    x = 3,450,400,686,014.89/2,136,930.04
  6. Step 6: Final answer
    x = 1,614,653.09

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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.