Home / 1,217,210.43-1,825,981.79-507,072.39

Finding the Fourth Proportional to 1,217,210.43, 1,825,981.79 and 507,072.39

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Solution

The fourth proportional to 1,217,210.43, 1,825,981.79 and 507,072.39 is: 760,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,210.43 : 1,825,981.79 = 507,072.39 : x
  2. Step 2: Convert to fraction form
    1,217,210.43/1,825,981.79 = 507,072.39/x
  3. Step 3: Cross multiply
    1,217,210.43x = 1,825,981.79 × 507,072.39
  4. Step 4: Simplify right side
    1,217,210.43x = 925,904,950,351.78
  5. Step 5: Solve for x
    x = 925,904,950,351.78/1,217,210.43
  6. Step 6: Final answer
    x = 760,677.80

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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.