Home / 1,461,676.80-2,191,737.60-619,276.80

Finding the Fourth Proportional to 1,461,676.80, 2,191,737.60 and 619,276.80

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Solution

The fourth proportional to 1,461,676.80, 2,191,737.60 and 619,276.80 is: 928,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,676.80 : 2,191,737.60 = 619,276.80 : x
  2. Step 2: Convert to fraction form
    1,461,676.80/2,191,737.60 = 619,276.80/x
  3. Step 3: Cross multiply
    1,461,676.80x = 2,191,737.60 × 619,276.80
  4. Step 4: Simplify right side
    1,461,676.80x = 1,357,292,247,367.68
  5. Step 5: Solve for x
    x = 1,357,292,247,367.68/1,461,676.80
  6. Step 6: Final answer
    x = 928,585.75

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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.