Home / 1,623,780.60-2,436,254.10-677,441.40

Finding the Fourth Proportional to 1,623,780.60, 2,436,254.10 and 677,441.40

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Solution

The fourth proportional to 1,623,780.60, 2,436,254.10 and 677,441.40 is: 1,016,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,780.60 : 2,436,254.10 = 677,441.40 : x
  2. Step 2: Convert to fraction form
    1,623,780.60/2,436,254.10 = 677,441.40/x
  3. Step 3: Cross multiply
    1,623,780.60x = 2,436,254.10 × 677,441.40
  4. Step 4: Simplify right side
    1,623,780.60x = 1,650,419,388,259.74
  5. Step 5: Solve for x
    x = 1,650,419,388,259.74/1,623,780.60
  6. Step 6: Final answer
    x = 1,016,405.41

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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.