Home / 1,210,343.56-1,815,784.94-368,960.84

Finding the Fourth Proportional to 1,210,343.56, 1,815,784.94 and 368,960.84

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Solution

The fourth proportional to 1,210,343.56, 1,815,784.94 and 368,960.84 is: 553,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,343.56 : 1,815,784.94 = 368,960.84 : x
  2. Step 2: Convert to fraction form
    1,210,343.56/1,815,784.94 = 368,960.84/x
  3. Step 3: Cross multiply
    1,210,343.56x = 1,815,784.94 × 368,960.84
  4. Step 4: Simplify right side
    1,210,343.56x = 669,953,536,721.75
  5. Step 5: Solve for x
    x = 669,953,536,721.75/1,210,343.56
  6. Step 6: Final answer
    x = 553,523.44

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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.