Home / 1,210,747.76-1,816,190.76-369,357.68

Finding the Fourth Proportional to 1,210,747.76, 1,816,190.76 and 369,357.68

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Solution

The fourth proportional to 1,210,747.76, 1,816,190.76 and 369,357.68 is: 554,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,747.76 : 1,816,190.76 = 369,357.68 : x
  2. Step 2: Convert to fraction form
    1,210,747.76/1,816,190.76 = 369,357.68/x
  3. Step 3: Cross multiply
    1,210,747.76x = 1,816,190.76 × 369,357.68
  4. Step 4: Simplify right side
    1,210,747.76x = 670,824,005,551.04
  5. Step 5: Solve for x
    x = 670,824,005,551.04/1,210,747.76
  6. Step 6: Final answer
    x = 554,057.61

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Double scale
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1.5x scale

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.