Home / 1,773,820.80-2,661,076.80-708,681.60

Finding the Fourth Proportional to 1,773,820.80, 2,661,076.80 and 708,681.60

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Solution

The fourth proportional to 1,773,820.80, 2,661,076.80 and 708,681.60 is: 1,063,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,820.80 : 2,661,076.80 = 708,681.60 : x
  2. Step 2: Convert to fraction form
    1,773,820.80/2,661,076.80 = 708,681.60/x
  3. Step 3: Cross multiply
    1,773,820.80x = 2,661,076.80 × 708,681.60
  4. Step 4: Simplify right side
    1,773,820.80x = 1,885,856,164,346.88
  5. Step 5: Solve for x
    x = 1,885,856,164,346.88/1,773,820.80
  6. Step 6: Final answer
    x = 1,063,160.48

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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.