Home / 5,142,804.29-7,714,127.97-1,252,297.89

Finding the Fourth Proportional to 5,142,804.29, 7,714,127.97 and 1,252,297.89

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Solution

The fourth proportional to 5,142,804.29, 7,714,127.97 and 1,252,297.89 is: 1,878,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,804.29 : 7,714,127.97 = 1,252,297.89 : x
  2. Step 2: Convert to fraction form
    5,142,804.29/7,714,127.97 = 1,252,297.89/x
  3. Step 3: Cross multiply
    5,142,804.29x = 7,714,127.97 × 1,252,297.89
  4. Step 4: Simplify right side
    5,142,804.29x = 9,660,386,199,306.30
  5. Step 5: Solve for x
    x = 9,660,386,199,306.30/5,142,804.29
  6. Step 6: Final answer
    x = 1,878,427.73

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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.