Home / 1,618,186.82-2,426,859.91-480,681.65

Finding the Fourth Proportional to 1,618,186.82, 2,426,859.91 and 480,681.65

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Solution

The fourth proportional to 1,618,186.82, 2,426,859.91 and 480,681.65 is: 720,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,186.82 : 2,426,859.91 = 480,681.65 : x
  2. Step 2: Convert to fraction form
    1,618,186.82/2,426,859.91 = 480,681.65/x
  3. Step 3: Cross multiply
    1,618,186.82x = 2,426,859.91 × 480,681.65
  4. Step 4: Simplify right side
    1,618,186.82x = 1,166,547,030,723.10
  5. Step 5: Solve for x
    x = 1,166,547,030,723.10/1,618,186.82
  6. Step 6: Final answer
    x = 720,897.62

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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.