Home / 1,192,056.76-1,644,365-708,777.76

Finding the Fourth Proportional to 1,192,056.76, 1,644,365 and 708,777.76

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Solution

The fourth proportional to 1,192,056.76, 1,644,365 and 708,777.76 is: 977,712.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,056.76 : 1,644,365 = 708,777.76 : x
  2. Step 2: Convert to fraction form
    1,192,056.76/1,644,365 = 708,777.76/x
  3. Step 3: Cross multiply
    1,192,056.76x = 1,644,365 × 708,777.76
  4. Step 4: Simplify right side
    1,192,056.76x = 1,165,489,341,322.40
  5. Step 5: Solve for x
    x = 1,165,489,341,322.40/1,192,056.76
  6. Step 6: Final answer
    x = 977,712.96

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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.