Home / 1,286,098.57-1,928,960.04-375,036.23

Finding the Fourth Proportional to 1,286,098.57, 1,928,960.04 and 375,036.23

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Solution

The fourth proportional to 1,286,098.57, 1,928,960.04 and 375,036.23 is: 562,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,098.57 : 1,928,960.04 = 375,036.23 : x
  2. Step 2: Convert to fraction form
    1,286,098.57/1,928,960.04 = 375,036.23/x
  3. Step 3: Cross multiply
    1,286,098.57x = 1,928,960.04 × 375,036.23
  4. Step 4: Simplify right side
    1,286,098.57x = 723,429,901,222.25
  5. Step 5: Solve for x
    x = 723,429,901,222.25/1,286,098.57
  6. Step 6: Final answer
    x = 562,499.58

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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.