Home / 1,219,741.44-1,683,267.50-710,476.60

Finding the Fourth Proportional to 1,219,741.44, 1,683,267.50 and 710,476.60

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Solution

The fourth proportional to 1,219,741.44, 1,683,267.50 and 710,476.60 is: 980,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,741.44 : 1,683,267.50 = 710,476.60 : x
  2. Step 2: Convert to fraction form
    1,219,741.44/1,683,267.50 = 710,476.60/x
  3. Step 3: Cross multiply
    1,219,741.44x = 1,683,267.50 × 710,476.60
  4. Step 4: Simplify right side
    1,219,741.44x = 1,195,922,170,290.50
  5. Step 5: Solve for x
    x = 1,195,922,170,290.50/1,219,741.44
  6. Step 6: Final answer
    x = 980,471.87

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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.