Home / 1,209,983.04-1,816,096.74-611,364.57

Finding the Fourth Proportional to 1,209,983.04, 1,816,096.74 and 611,364.57

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Solution

The fourth proportional to 1,209,983.04, 1,816,096.74 and 611,364.57 is: 917,613.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,983.04 : 1,816,096.74 = 611,364.57 : x
  2. Step 2: Convert to fraction form
    1,209,983.04/1,816,096.74 = 611,364.57/x
  3. Step 3: Cross multiply
    1,209,983.04x = 1,816,096.74 × 611,364.57
  4. Step 4: Simplify right side
    1,209,983.04x = 1,110,297,202,528.50
  5. Step 5: Solve for x
    x = 1,110,297,202,528.50/1,209,983.04
  6. Step 6: Final answer
    x = 917,613.86

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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.