Home / 1,323,371.80-1,985,057.70-966,712.60

Finding the Fourth Proportional to 1,323,371.80, 1,985,057.70 and 966,712.60

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Solution

The fourth proportional to 1,323,371.80, 1,985,057.70 and 966,712.60 is: 1,450,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,371.80 : 1,985,057.70 = 966,712.60 : x
  2. Step 2: Convert to fraction form
    1,323,371.80/1,985,057.70 = 966,712.60/x
  3. Step 3: Cross multiply
    1,323,371.80x = 1,985,057.70 × 966,712.60
  4. Step 4: Simplify right side
    1,323,371.80x = 1,918,980,290,317.02
  5. Step 5: Solve for x
    x = 1,918,980,290,317.02/1,323,371.80
  6. Step 6: Final answer
    x = 1,450,068.90

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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.