Home / 3,633,970.74-5,453,472.64-1,445,315.90

Finding the Fourth Proportional to 3,633,970.74, 5,453,472.64 and 1,445,315.90

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Solution

The fourth proportional to 3,633,970.74, 5,453,472.64 and 1,445,315.90 is: 2,168,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633,970.74 : 5,453,472.64 = 1,445,315.90 : x
  2. Step 2: Convert to fraction form
    3,633,970.74/5,453,472.64 = 1,445,315.90/x
  3. Step 3: Cross multiply
    3,633,970.74x = 5,453,472.64 × 1,445,315.90
  4. Step 4: Simplify right side
    3,633,970.74x = 7,881,990,716,806.98
  5. Step 5: Solve for x
    x = 7,881,990,716,806.98/3,633,970.74
  6. Step 6: Final answer
    x = 2,168,974.73

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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.