Home / 1,496,211.80-2,244,609.30-643,281.80

Finding the Fourth Proportional to 1,496,211.80, 2,244,609.30 and 643,281.80

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Solution

The fourth proportional to 1,496,211.80, 2,244,609.30 and 643,281.80 is: 965,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,211.80 : 2,244,609.30 = 643,281.80 : x
  2. Step 2: Convert to fraction form
    1,496,211.80/2,244,609.30 = 643,281.80/x
  3. Step 3: Cross multiply
    1,496,211.80x = 2,244,609.30 × 643,281.80
  4. Step 4: Simplify right side
    1,496,211.80x = 1,443,916,310,800.74
  5. Step 5: Solve for x
    x = 1,443,916,310,800.74/1,496,211.80
  6. Step 6: Final answer
    x = 965,048.07

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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.