Home / 1,648,227.69-2,473,185.35-784,639.91

Finding the Fourth Proportional to 1,648,227.69, 2,473,185.35 and 784,639.91

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Solution

The fourth proportional to 1,648,227.69, 2,473,185.35 and 784,639.91 is: 1,177,361.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,227.69 : 2,473,185.35 = 784,639.91 : x
  2. Step 2: Convert to fraction form
    1,648,227.69/2,473,185.35 = 784,639.91/x
  3. Step 3: Cross multiply
    1,648,227.69x = 2,473,185.35 × 784,639.91
  4. Step 4: Simplify right side
    1,648,227.69x = 1,940,559,938,581.88
  5. Step 5: Solve for x
    x = 1,940,559,938,581.88/1,648,227.69
  6. Step 6: Final answer
    x = 1,177,361.57

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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.