Home / 1,031,166.88-1,544,920.26-430,806.76

Finding the Fourth Proportional to 1,031,166.88, 1,544,920.26 and 430,806.76

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Solution

The fourth proportional to 1,031,166.88, 1,544,920.26 and 430,806.76 is: 645,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,166.88 : 1,544,920.26 = 430,806.76 : x
  2. Step 2: Convert to fraction form
    1,031,166.88/1,544,920.26 = 430,806.76/x
  3. Step 3: Cross multiply
    1,031,166.88x = 1,544,920.26 × 430,806.76
  4. Step 4: Simplify right side
    1,031,166.88x = 665,562,091,668.96
  5. Step 5: Solve for x
    x = 665,562,091,668.96/1,031,166.88
  6. Step 6: Final answer
    x = 645,445.57

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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.