Home / 970,718.32-1,448,483.44-869,851.36

Finding the Fourth Proportional to 970,718.32, 1,448,483.44 and 869,851.36

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Solution

The fourth proportional to 970,718.32, 1,448,483.44 and 869,851.36 is: 1,297,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,718.32 : 1,448,483.44 = 869,851.36 : x
  2. Step 2: Convert to fraction form
    970,718.32/1,448,483.44 = 869,851.36/x
  3. Step 3: Cross multiply
    970,718.32x = 1,448,483.44 × 869,851.36
  4. Step 4: Simplify right side
    970,718.32x = 1,259,965,290,221.48
  5. Step 5: Solve for x
    x = 1,259,965,290,221.48/970,718.32
  6. Step 6: Final answer
    x = 1,297,972.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.