Home / 1,286,081.33-1,928,934.19-375,018.98

Finding the Fourth Proportional to 1,286,081.33, 1,928,934.19 and 375,018.98

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Solution

The fourth proportional to 1,286,081.33, 1,928,934.19 and 375,018.98 is: 562,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,081.33 : 1,928,934.19 = 375,018.98 : x
  2. Step 2: Convert to fraction form
    1,286,081.33/1,928,934.19 = 375,018.98/x
  3. Step 3: Cross multiply
    1,286,081.33x = 1,928,934.19 × 375,018.98
  4. Step 4: Simplify right side
    1,286,081.33x = 723,386,925,430.24
  5. Step 5: Solve for x
    x = 723,386,925,430.24/1,286,081.33
  6. Step 6: Final answer
    x = 562,473.70

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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.