Home / 1,472,644.16-2,032,208.34-828,047.78

Finding the Fourth Proportional to 1,472,644.16, 2,032,208.34 and 828,047.78

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Solution

The fourth proportional to 1,472,644.16, 2,032,208.34 and 828,047.78 is: 1,142,683.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,644.16 : 2,032,208.34 = 828,047.78 : x
  2. Step 2: Convert to fraction form
    1,472,644.16/2,032,208.34 = 828,047.78/x
  3. Step 3: Cross multiply
    1,472,644.16x = 2,032,208.34 × 828,047.78
  4. Step 4: Simplify right side
    1,472,644.16x = 1,682,765,604,434.49
  5. Step 5: Solve for x
    x = 1,682,765,604,434.49/1,472,644.16
  6. Step 6: Final answer
    x = 1,142,683.11

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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.