Home / 1,669,648.79-2,505,668.96-710,776.67

Finding the Fourth Proportional to 1,669,648.79, 2,505,668.96 and 710,776.67

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Solution

The fourth proportional to 1,669,648.79, 2,505,668.96 and 710,776.67 is: 1,066,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,648.79 : 2,505,668.96 = 710,776.67 : x
  2. Step 2: Convert to fraction form
    1,669,648.79/2,505,668.96 = 710,776.67/x
  3. Step 3: Cross multiply
    1,669,648.79x = 2,505,668.96 × 710,776.67
  4. Step 4: Simplify right side
    1,669,648.79x = 1,780,971,028,759.76
  5. Step 5: Solve for x
    x = 1,780,971,028,759.76/1,669,648.79
  6. Step 6: Final answer
    x = 1,066,674.04

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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.