Home / 1,210,731-1,811,612.52-757,843.80

Finding the Fourth Proportional to 1,210,731, 1,811,612.52 and 757,843.80

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Solution

The fourth proportional to 1,210,731, 1,811,612.52 and 757,843.80 is: 1,133,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,731 : 1,811,612.52 = 757,843.80 : x
  2. Step 2: Convert to fraction form
    1,210,731/1,811,612.52 = 757,843.80/x
  3. Step 3: Cross multiply
    1,210,731x = 1,811,612.52 × 757,843.80
  4. Step 4: Simplify right side
    1,210,731x = 1,372,919,316,284.38
  5. Step 5: Solve for x
    x = 1,372,919,316,284.38/1,210,731
  6. Step 6: Final answer
    x = 1,133,959.00

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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.