Home / 1,458,047.80-2,187,727.80-512,097.40

Finding the Fourth Proportional to 1,458,047.80, 2,187,727.80 and 512,097.40

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Solution

The fourth proportional to 1,458,047.80, 2,187,727.80 and 512,097.40 is: 768,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,047.80 : 2,187,727.80 = 512,097.40 : x
  2. Step 2: Convert to fraction form
    1,458,047.80/2,187,727.80 = 512,097.40/x
  3. Step 3: Cross multiply
    1,458,047.80x = 2,187,727.80 × 512,097.40
  4. Step 4: Simplify right side
    1,458,047.80x = 1,120,329,718,287.72
  5. Step 5: Solve for x
    x = 1,120,329,718,287.72/1,458,047.80
  6. Step 6: Final answer
    x = 768,376.54

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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.