Home / 2,238,090.12-3,358,127.46-1,172,878.92

Finding the Fourth Proportional to 2,238,090.12, 3,358,127.46 and 1,172,878.92

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Solution

The fourth proportional to 2,238,090.12, 3,358,127.46 and 1,172,878.92 is: 1,759,838.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,090.12 : 3,358,127.46 = 1,172,878.92 : x
  2. Step 2: Convert to fraction form
    2,238,090.12/3,358,127.46 = 1,172,878.92/x
  3. Step 3: Cross multiply
    2,238,090.12x = 3,358,127.46 × 1,172,878.92
  4. Step 4: Simplify right side
    2,238,090.12x = 3,938,676,908,507.14
  5. Step 5: Solve for x
    x = 3,938,676,908,507.14/2,238,090.12
  6. Step 6: Final answer
    x = 1,759,838.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.