Home / 2,455,904.80-3,683,857.20-858,301.30

Finding the Fourth Proportional to 2,455,904.80, 3,683,857.20 and 858,301.30

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Solution

The fourth proportional to 2,455,904.80, 3,683,857.20 and 858,301.30 is: 1,287,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,904.80 : 3,683,857.20 = 858,301.30 : x
  2. Step 2: Convert to fraction form
    2,455,904.80/3,683,857.20 = 858,301.30/x
  3. Step 3: Cross multiply
    2,455,904.80x = 3,683,857.20 × 858,301.30
  4. Step 4: Simplify right side
    2,455,904.80x = 3,161,859,423,774.36
  5. Step 5: Solve for x
    x = 3,161,859,423,774.36/2,455,904.80
  6. Step 6: Final answer
    x = 1,287,451.95

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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.