Home / 1,835,000.40-2,752,500.60-1,197,271.20

Finding the Fourth Proportional to 1,835,000.40, 2,752,500.60 and 1,197,271.20

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Solution

The fourth proportional to 1,835,000.40, 2,752,500.60 and 1,197,271.20 is: 1,795,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,000.40 : 2,752,500.60 = 1,197,271.20 : x
  2. Step 2: Convert to fraction form
    1,835,000.40/2,752,500.60 = 1,197,271.20/x
  3. Step 3: Cross multiply
    1,835,000.40x = 2,752,500.60 × 1,197,271.20
  4. Step 4: Simplify right side
    1,835,000.40x = 3,295,489,696,362.72
  5. Step 5: Solve for x
    x = 3,295,489,696,362.72/1,835,000.40
  6. Step 6: Final answer
    x = 1,795,906.80

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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.