Home / 1,741,143.96-2,403,013.14-977,239.32

Finding the Fourth Proportional to 1,741,143.96, 2,403,013.14 and 977,239.32

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Solution

The fourth proportional to 1,741,143.96, 2,403,013.14 and 977,239.32 is: 1,348,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,143.96 : 2,403,013.14 = 977,239.32 : x
  2. Step 2: Convert to fraction form
    1,741,143.96/2,403,013.14 = 977,239.32/x
  3. Step 3: Cross multiply
    1,741,143.96x = 2,403,013.14 × 977,239.32
  4. Step 4: Simplify right side
    1,741,143.96x = 2,348,318,926,884.67
  5. Step 5: Solve for x
    x = 2,348,318,926,884.67/1,741,143.96
  6. Step 6: Final answer
    x = 1,348,721.86

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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.