Home / 1,636,824.33-2,258,931.11-992,271.69

Finding the Fourth Proportional to 1,636,824.33, 2,258,931.11 and 992,271.69

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Solution

The fourth proportional to 1,636,824.33, 2,258,931.11 and 992,271.69 is: 1,369,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,824.33 : 2,258,931.11 = 992,271.69 : x
  2. Step 2: Convert to fraction form
    1,636,824.33/2,258,931.11 = 992,271.69/x
  3. Step 3: Cross multiply
    1,636,824.33x = 2,258,931.11 × 992,271.69
  4. Step 4: Simplify right side
    1,636,824.33x = 2,241,473,385,151.92
  5. Step 5: Solve for x
    x = 2,241,473,385,151.92/1,636,824.33
  6. Step 6: Final answer
    x = 1,369,403.76

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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.