Home / 1,396,526.21-2,095,707.85-765,882.89

Finding the Fourth Proportional to 1,396,526.21, 2,095,707.85 and 765,882.89

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Solution

The fourth proportional to 1,396,526.21, 2,095,707.85 and 765,882.89 is: 1,149,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,526.21 : 2,095,707.85 = 765,882.89 : x
  2. Step 2: Convert to fraction form
    1,396,526.21/2,095,707.85 = 765,882.89/x
  3. Step 3: Cross multiply
    1,396,526.21x = 2,095,707.85 × 765,882.89
  4. Step 4: Simplify right side
    1,396,526.21x = 1,605,066,772,360.44
  5. Step 5: Solve for x
    x = 1,605,066,772,360.44/1,396,526.21
  6. Step 6: Final answer
    x = 1,149,328.07

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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.