Home / 2,876,765.76-3,970,032.12-1,570,089.24

Finding the Fourth Proportional to 2,876,765.76, 3,970,032.12 and 1,570,089.24

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Solution

The fourth proportional to 2,876,765.76, 3,970,032.12 and 1,570,089.24 is: 2,166,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,765.76 : 3,970,032.12 = 1,570,089.24 : x
  2. Step 2: Convert to fraction form
    2,876,765.76/3,970,032.12 = 1,570,089.24/x
  3. Step 3: Cross multiply
    2,876,765.76x = 3,970,032.12 × 1,570,089.24
  4. Step 4: Simplify right side
    2,876,765.76x = 6,233,304,714,066.39
  5. Step 5: Solve for x
    x = 6,233,304,714,066.39/2,876,765.76
  6. Step 6: Final answer
    x = 2,166,775.20

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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.