Home / 3,685,371-5,528,821.14-1,555,472.76

Finding the Fourth Proportional to 3,685,371, 5,528,821.14 and 1,555,472.76

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Solution

The fourth proportional to 3,685,371, 5,528,821.14 and 1,555,472.76 is: 2,333,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,371 : 5,528,821.14 = 1,555,472.76 : x
  2. Step 2: Convert to fraction form
    3,685,371/5,528,821.14 = 1,555,472.76/x
  3. Step 3: Cross multiply
    3,685,371x = 5,528,821.14 × 1,555,472.76
  4. Step 4: Simplify right side
    3,685,371x = 8,599,930,678,182.15
  5. Step 5: Solve for x
    x = 8,599,930,678,182.15/3,685,371
  6. Step 6: Final answer
    x = 2,333,531.87

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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.