Home / 1,874,022.85-2,812,190.64-736,585.21

Finding the Fourth Proportional to 1,874,022.85, 2,812,190.64 and 736,585.21

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Solution

The fourth proportional to 1,874,022.85, 2,812,190.64 and 736,585.21 is: 1,105,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,022.85 : 2,812,190.64 = 736,585.21 : x
  2. Step 2: Convert to fraction form
    1,874,022.85/2,812,190.64 = 736,585.21/x
  3. Step 3: Cross multiply
    1,874,022.85x = 2,812,190.64 × 736,585.21
  4. Step 4: Simplify right side
    1,874,022.85x = 2,071,418,033,124.43
  5. Step 5: Solve for x
    x = 2,071,418,033,124.43/1,874,022.85
  6. Step 6: Final answer
    x = 1,105,332.32

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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.