Home / 1,472,822.46-2,032,258.23-828,204.12

Finding the Fourth Proportional to 1,472,822.46, 2,032,258.23 and 828,204.12

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Solution

The fourth proportional to 1,472,822.46, 2,032,258.23 and 828,204.12 is: 1,142,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,822.46 : 2,032,258.23 = 828,204.12 : x
  2. Step 2: Convert to fraction form
    1,472,822.46/2,032,258.23 = 828,204.12/x
  3. Step 3: Cross multiply
    1,472,822.46x = 2,032,258.23 × 828,204.12
  4. Step 4: Simplify right side
    1,472,822.46x = 1,683,124,638,989.91
  5. Step 5: Solve for x
    x = 1,683,124,638,989.91/1,472,822.46
  6. Step 6: Final answer
    x = 1,142,788.55

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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.