Home / 2,116,291.17-3,174,062.91-836,473.20

Finding the Fourth Proportional to 2,116,291.17, 3,174,062.91 and 836,473.20

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Solution

The fourth proportional to 2,116,291.17, 3,174,062.91 and 836,473.20 is: 1,254,562.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,291.17 : 3,174,062.91 = 836,473.20 : x
  2. Step 2: Convert to fraction form
    2,116,291.17/3,174,062.91 = 836,473.20/x
  3. Step 3: Cross multiply
    2,116,291.17x = 3,174,062.91 × 836,473.20
  4. Step 4: Simplify right side
    2,116,291.17x = 2,655,018,548,994.66
  5. Step 5: Solve for x
    x = 2,655,018,548,994.66/2,116,291.17
  6. Step 6: Final answer
    x = 1,254,562.03

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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.