Home / 1,472,685.66-2,032,318.35-828,100.22

Finding the Fourth Proportional to 1,472,685.66, 2,032,318.35 and 828,100.22

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Solution

The fourth proportional to 1,472,685.66, 2,032,318.35 and 828,100.22 is: 1,142,785.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,685.66 : 2,032,318.35 = 828,100.22 : x
  2. Step 2: Convert to fraction form
    1,472,685.66/2,032,318.35 = 828,100.22/x
  3. Step 3: Cross multiply
    1,472,685.66x = 2,032,318.35 × 828,100.22
  4. Step 4: Simplify right side
    1,472,685.66x = 1,682,963,262,583.45
  5. Step 5: Solve for x
    x = 1,682,963,262,583.45/1,472,685.66
  6. Step 6: Final answer
    x = 1,142,785.12

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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.