Home / 2,290,622.40-3,428,935.20-1,786,737.60

Finding the Fourth Proportional to 2,290,622.40, 3,428,935.20 and 1,786,737.60

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Solution

The fourth proportional to 2,290,622.40, 3,428,935.20 and 1,786,737.60 is: 2,674,647.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,622.40 : 3,428,935.20 = 1,786,737.60 : x
  2. Step 2: Convert to fraction form
    2,290,622.40/3,428,935.20 = 1,786,737.60/x
  3. Step 3: Cross multiply
    2,290,622.40x = 3,428,935.20 × 1,786,737.60
  4. Step 4: Simplify right side
    2,290,622.40x = 6,126,607,449,803.52
  5. Step 5: Solve for x
    x = 6,126,607,449,803.52/2,290,622.40
  6. Step 6: Final answer
    x = 2,674,647.49

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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.