Home / 1,096,261.80-1,644,392.70-830,541.30

Finding the Fourth Proportional to 1,096,261.80, 1,644,392.70 and 830,541.30

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Solution

The fourth proportional to 1,096,261.80, 1,644,392.70 and 830,541.30 is: 1,245,811.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,261.80 : 1,644,392.70 = 830,541.30 : x
  2. Step 2: Convert to fraction form
    1,096,261.80/1,644,392.70 = 830,541.30/x
  3. Step 3: Cross multiply
    1,096,261.80x = 1,644,392.70 × 830,541.30
  4. Step 4: Simplify right side
    1,096,261.80x = 1,365,736,050,768.51
  5. Step 5: Solve for x
    x = 1,365,736,050,768.51/1,096,261.80
  6. Step 6: Final answer
    x = 1,245,811.95

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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.