Home / 1,188,056.22-1,781,808.50-708,417.96

Finding the Fourth Proportional to 1,188,056.22, 1,781,808.50 and 708,417.96

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Solution

The fourth proportional to 1,188,056.22, 1,781,808.50 and 708,417.96 is: 1,062,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,056.22 : 1,781,808.50 = 708,417.96 : x
  2. Step 2: Convert to fraction form
    1,188,056.22/1,781,808.50 = 708,417.96/x
  3. Step 3: Cross multiply
    1,188,056.22x = 1,781,808.50 × 708,417.96
  4. Step 4: Simplify right side
    1,188,056.22x = 1,262,265,142,680.66
  5. Step 5: Solve for x
    x = 1,262,265,142,680.66/1,188,056.22
  6. Step 6: Final answer
    x = 1,062,462.47

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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.