Home / 1,620,486.91-2,430,678.07-483,258.56

Finding the Fourth Proportional to 1,620,486.91, 2,430,678.07 and 483,258.56

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Solution

The fourth proportional to 1,620,486.91, 2,430,678.07 and 483,258.56 is: 724,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,486.91 : 2,430,678.07 = 483,258.56 : x
  2. Step 2: Convert to fraction form
    1,620,486.91/2,430,678.07 = 483,258.56/x
  3. Step 3: Cross multiply
    1,620,486.91x = 2,430,678.07 × 483,258.56
  4. Step 4: Simplify right side
    1,620,486.91x = 1,174,645,972,382.46
  5. Step 5: Solve for x
    x = 1,174,645,972,382.46/1,620,486.91
  6. Step 6: Final answer
    x = 724,872.24

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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.