Home / 1,229,813.96-1,845,281.40-631,195.44

Finding the Fourth Proportional to 1,229,813.96, 1,845,281.40 and 631,195.44

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Solution

The fourth proportional to 1,229,813.96, 1,845,281.40 and 631,195.44 is: 947,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,813.96 : 1,845,281.40 = 631,195.44 : x
  2. Step 2: Convert to fraction form
    1,229,813.96/1,845,281.40 = 631,195.44/x
  3. Step 3: Cross multiply
    1,229,813.96x = 1,845,281.40 × 631,195.44
  4. Step 4: Simplify right side
    1,229,813.96x = 1,164,733,205,196.82
  5. Step 5: Solve for x
    x = 1,164,733,205,196.82/1,229,813.96
  6. Step 6: Final answer
    x = 947,080.81

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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.