Home / 1,431,983.70-2,147,926.95-367,036.20

Finding the Fourth Proportional to 1,431,983.70, 2,147,926.95 and 367,036.20

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Solution

The fourth proportional to 1,431,983.70, 2,147,926.95 and 367,036.20 is: 550,541.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,983.70 : 2,147,926.95 = 367,036.20 : x
  2. Step 2: Convert to fraction form
    1,431,983.70/2,147,926.95 = 367,036.20/x
  3. Step 3: Cross multiply
    1,431,983.70x = 2,147,926.95 × 367,036.20
  4. Step 4: Simplify right side
    1,431,983.70x = 788,366,945,605.59
  5. Step 5: Solve for x
    x = 788,366,945,605.59/1,431,983.70
  6. Step 6: Final answer
    x = 550,541.84

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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.