Home / 1,938,884.04-2,909,654.46-676,711.67

Finding the Fourth Proportional to 1,938,884.04, 2,909,654.46 and 676,711.67

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Solution

The fourth proportional to 1,938,884.04, 2,909,654.46 and 676,711.67 is: 1,015,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,884.04 : 2,909,654.46 = 676,711.67 : x
  2. Step 2: Convert to fraction form
    1,938,884.04/2,909,654.46 = 676,711.67/x
  3. Step 3: Cross multiply
    1,938,884.04x = 2,909,654.46 × 676,711.67
  4. Step 4: Simplify right side
    1,938,884.04x = 1,968,997,114,201.28
  5. Step 5: Solve for x
    x = 1,968,997,114,201.28/1,938,884.04
  6. Step 6: Final answer
    x = 1,015,531.14

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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.