Home / 1,260,451.62-1,739,570.28-716,668.89

Finding the Fourth Proportional to 1,260,451.62, 1,739,570.28 and 716,668.89

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Solution

The fourth proportional to 1,260,451.62, 1,739,570.28 and 716,668.89 is: 989,086.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,451.62 : 1,739,570.28 = 716,668.89 : x
  2. Step 2: Convert to fraction form
    1,260,451.62/1,739,570.28 = 716,668.89/x
  3. Step 3: Cross multiply
    1,260,451.62x = 1,739,570.28 × 716,668.89
  4. Step 4: Simplify right side
    1,260,451.62x = 1,246,695,901,644.59
  5. Step 5: Solve for x
    x = 1,246,695,901,644.59/1,260,451.62
  6. Step 6: Final answer
    x = 989,086.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.