Home / 2,292,161.40-3,431,243.70-1,788,276.60

Finding the Fourth Proportional to 2,292,161.40, 3,431,243.70 and 1,788,276.60

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Solution

The fourth proportional to 2,292,161.40, 3,431,243.70 and 1,788,276.60 is: 2,676,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,161.40 : 3,431,243.70 = 1,788,276.60 : x
  2. Step 2: Convert to fraction form
    2,292,161.40/3,431,243.70 = 1,788,276.60/x
  3. Step 3: Cross multiply
    2,292,161.40x = 3,431,243.70 × 1,788,276.60
  4. Step 4: Simplify right side
    2,292,161.40x = 6,136,012,817,607.42
  5. Step 5: Solve for x
    x = 6,136,012,817,607.42/2,292,161.40
  6. Step 6: Final answer
    x = 2,676,954.96

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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.