Home / 5,433,521.74-8,150,561.69-1,390,044.41

Finding the Fourth Proportional to 5,433,521.74, 8,150,561.69 and 1,390,044.41

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Solution

The fourth proportional to 5,433,521.74, 8,150,561.69 and 1,390,044.41 is: 2,085,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,521.74 : 8,150,561.69 = 1,390,044.41 : x
  2. Step 2: Convert to fraction form
    5,433,521.74/8,150,561.69 = 1,390,044.41/x
  3. Step 3: Cross multiply
    5,433,521.74x = 8,150,561.69 × 1,390,044.41
  4. Step 4: Simplify right side
    5,433,521.74x = 11,329,642,744,253.14
  5. Step 5: Solve for x
    x = 11,329,642,744,253.14/5,433,521.74
  6. Step 6: Final answer
    x = 2,085,138.02

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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.