Home / 1,629,966.60-2,443,200.30-618,697.80

Finding the Fourth Proportional to 1,629,966.60, 2,443,200.30 and 618,697.80

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Solution

The fourth proportional to 1,629,966.60, 2,443,200.30 and 618,697.80 is: 927,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,966.60 : 2,443,200.30 = 618,697.80 : x
  2. Step 2: Convert to fraction form
    1,629,966.60/2,443,200.30 = 618,697.80/x
  3. Step 3: Cross multiply
    1,629,966.60x = 2,443,200.30 × 618,697.80
  4. Step 4: Simplify right side
    1,629,966.60x = 1,511,602,650,569.34
  5. Step 5: Solve for x
    x = 1,511,602,650,569.34/1,629,966.60
  6. Step 6: Final answer
    x = 927,382.59

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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.