Home / 1,622,834.40-2,434,251.60-724,274.40

Finding the Fourth Proportional to 1,622,834.40, 2,434,251.60 and 724,274.40

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Solution

The fourth proportional to 1,622,834.40, 2,434,251.60 and 724,274.40 is: 1,086,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,834.40 : 2,434,251.60 = 724,274.40 : x
  2. Step 2: Convert to fraction form
    1,622,834.40/2,434,251.60 = 724,274.40/x
  3. Step 3: Cross multiply
    1,622,834.40x = 2,434,251.60 × 724,274.40
  4. Step 4: Simplify right side
    1,622,834.40x = 1,763,066,117,039.04
  5. Step 5: Solve for x
    x = 1,763,066,117,039.04/1,622,834.40
  6. Step 6: Final answer
    x = 1,086,411.60

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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.