Home / 1,636,849.83-2,258,966.34-992,297.19

Finding the Fourth Proportional to 1,636,849.83, 2,258,966.34 and 992,297.19

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Solution

The fourth proportional to 1,636,849.83, 2,258,966.34 and 992,297.19 is: 1,369,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,849.83 : 2,258,966.34 = 992,297.19 : x
  2. Step 2: Convert to fraction form
    1,636,849.83/2,258,966.34 = 992,297.19/x
  3. Step 3: Cross multiply
    1,636,849.83x = 2,258,966.34 × 992,297.19
  4. Step 4: Simplify right side
    1,636,849.83x = 2,241,565,951,486.58
  5. Step 5: Solve for x
    x = 2,241,565,951,486.58/1,636,849.83
  6. Step 6: Final answer
    x = 1,369,438.97

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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.