Home / 2,632,428-3,948,642.54-949,531.32

Finding the Fourth Proportional to 2,632,428, 3,948,642.54 and 949,531.32

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Solution

The fourth proportional to 2,632,428, 3,948,642.54 and 949,531.32 is: 1,424,297.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,428 : 3,948,642.54 = 949,531.32 : x
  2. Step 2: Convert to fraction form
    2,632,428/3,948,642.54 = 949,531.32/x
  3. Step 3: Cross multiply
    2,632,428x = 3,948,642.54 × 949,531.32
  4. Step 4: Simplify right side
    2,632,428x = 3,749,359,763,214.35
  5. Step 5: Solve for x
    x = 3,749,359,763,214.35/2,632,428
  6. Step 6: Final answer
    x = 1,424,297.17

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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.