Home / 1,636,846.83-2,258,962.20-992,294.19

Finding the Fourth Proportional to 1,636,846.83, 2,258,962.20 and 992,294.19

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Solution

The fourth proportional to 1,636,846.83, 2,258,962.20 and 992,294.19 is: 1,369,434.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,846.83 : 2,258,962.20 = 992,294.19 : x
  2. Step 2: Convert to fraction form
    1,636,846.83/2,258,962.20 = 992,294.19/x
  3. Step 3: Cross multiply
    1,636,846.83x = 2,258,962.20 × 992,294.19
  4. Step 4: Simplify right side
    1,636,846.83x = 2,241,555,066,489.62
  5. Step 5: Solve for x
    x = 2,241,555,066,489.62/1,636,846.83
  6. Step 6: Final answer
    x = 1,369,434.83

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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.