Home / 1,427,573.11-1,970,215.50-854,613.13

Finding the Fourth Proportional to 1,427,573.11, 1,970,215.50 and 854,613.13

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Solution

The fourth proportional to 1,427,573.11, 1,970,215.50 and 854,613.13 is: 1,179,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,573.11 : 1,970,215.50 = 854,613.13 : x
  2. Step 2: Convert to fraction form
    1,427,573.11/1,970,215.50 = 854,613.13/x
  3. Step 3: Cross multiply
    1,427,573.11x = 1,970,215.50 × 854,613.13
  4. Step 4: Simplify right side
    1,427,573.11x = 1,683,772,035,229.52
  5. Step 5: Solve for x
    x = 1,683,772,035,229.52/1,427,573.11
  6. Step 6: Final answer
    x = 1,179,464.66

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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.