Home / 1,226,484.75-1,839,727.13-340,020.75

Finding the Fourth Proportional to 1,226,484.75, 1,839,727.13 and 340,020.75

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Solution

The fourth proportional to 1,226,484.75, 1,839,727.13 and 340,020.75 is: 510,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,484.75 : 1,839,727.13 = 340,020.75 : x
  2. Step 2: Convert to fraction form
    1,226,484.75/1,839,727.13 = 340,020.75/x
  3. Step 3: Cross multiply
    1,226,484.75x = 1,839,727.13 × 340,020.75
  4. Step 4: Simplify right side
    1,226,484.75x = 625,545,396,837.84
  5. Step 5: Solve for x
    x = 625,545,396,837.84/1,226,484.75
  6. Step 6: Final answer
    x = 510,031.13

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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.