Home / 1,938,857.00-2,909,613.96-676,684.62

Finding the Fourth Proportional to 1,938,857.00, 2,909,613.96 and 676,684.62

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Solution

The fourth proportional to 1,938,857.00, 2,909,613.96 and 676,684.62 is: 1,015,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,857.00 : 2,909,613.96 = 676,684.62 : x
  2. Step 2: Convert to fraction form
    1,938,857.00/2,909,613.96 = 676,684.62/x
  3. Step 3: Cross multiply
    1,938,857.00x = 2,909,613.96 × 676,684.62
  4. Step 4: Simplify right side
    1,938,857.00x = 1,968,891,016,869.30
  5. Step 5: Solve for x
    x = 1,968,891,016,869.30/1,938,857.00
  6. Step 6: Final answer
    x = 1,015,490.58

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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.