Home / 1,472,697.66-2,032,334.91-828,112.23

Finding the Fourth Proportional to 1,472,697.66, 2,032,334.91 and 828,112.23

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Solution

The fourth proportional to 1,472,697.66, 2,032,334.91 and 828,112.23 is: 1,142,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,697.66 : 2,032,334.91 = 828,112.23 : x
  2. Step 2: Convert to fraction form
    1,472,697.66/2,032,334.91 = 828,112.23/x
  3. Step 3: Cross multiply
    1,472,697.66x = 2,032,334.91 × 828,112.23
  4. Step 4: Simplify right side
    1,472,697.66x = 1,683,001,394,426.95
  5. Step 5: Solve for x
    x = 1,683,001,394,426.95/1,472,697.66
  6. Step 6: Final answer
    x = 1,142,801.70

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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.