Home / 1,782,138.60-2,672,027.10-983,802.60

Finding the Fourth Proportional to 1,782,138.60, 2,672,027.10 and 983,802.60

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Solution

The fourth proportional to 1,782,138.60, 2,672,027.10 and 983,802.60 is: 1,475,052.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,138.60 : 2,672,027.10 = 983,802.60 : x
  2. Step 2: Convert to fraction form
    1,782,138.60/2,672,027.10 = 983,802.60/x
  3. Step 3: Cross multiply
    1,782,138.60x = 2,672,027.10 × 983,802.60
  4. Step 4: Simplify right side
    1,782,138.60x = 2,628,747,208,250.46
  5. Step 5: Solve for x
    x = 2,628,747,208,250.46/1,782,138.60
  6. Step 6: Final answer
    x = 1,475,052.06

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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.