Home / 1,294,018.40-1,941,027.60-656,289.20

Finding the Fourth Proportional to 1,294,018.40, 1,941,027.60 and 656,289.20

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Solution

The fourth proportional to 1,294,018.40, 1,941,027.60 and 656,289.20 is: 984,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,018.40 : 1,941,027.60 = 656,289.20 : x
  2. Step 2: Convert to fraction form
    1,294,018.40/1,941,027.60 = 656,289.20/x
  3. Step 3: Cross multiply
    1,294,018.40x = 1,941,027.60 × 656,289.20
  4. Step 4: Simplify right side
    1,294,018.40x = 1,273,875,450,781.92
  5. Step 5: Solve for x
    x = 1,273,875,450,781.92/1,294,018.40
  6. Step 6: Final answer
    x = 984,433.80

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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.