Home / 1,636,837.58-2,258,949.40-992,284.94

Finding the Fourth Proportional to 1,636,837.58, 2,258,949.40 and 992,284.94

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Solution

The fourth proportional to 1,636,837.58, 2,258,949.40 and 992,284.94 is: 1,369,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,837.58 : 2,258,949.40 = 992,284.94 : x
  2. Step 2: Convert to fraction form
    1,636,837.58/2,258,949.40 = 992,284.94/x
  3. Step 3: Cross multiply
    1,636,837.58x = 2,258,949.40 × 992,284.94
  4. Step 4: Simplify right side
    1,636,837.58x = 2,241,521,469,842.04
  5. Step 5: Solve for x
    x = 2,241,521,469,842.04/1,636,837.58
  6. Step 6: Final answer
    x = 1,369,422.05

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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.