Home / 1,485,508.12-2,229,090.10-802,381.17

Finding the Fourth Proportional to 1,485,508.12, 2,229,090.10 and 802,381.17

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Solution

The fourth proportional to 1,485,508.12, 2,229,090.10 and 802,381.17 is: 1,204,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,508.12 : 2,229,090.10 = 802,381.17 : x
  2. Step 2: Convert to fraction form
    1,485,508.12/2,229,090.10 = 802,381.17/x
  3. Step 3: Cross multiply
    1,485,508.12x = 2,229,090.10 × 802,381.17
  4. Step 4: Simplify right side
    1,485,508.12x = 1,788,579,922,473.42
  5. Step 5: Solve for x
    x = 1,788,579,922,473.42/1,485,508.12
  6. Step 6: Final answer
    x = 1,204,018.95

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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.