Home / 1,237,545.69-1,856,320-338,995.17

Finding the Fourth Proportional to 1,237,545.69, 1,856,320 and 338,995.17

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Solution

The fourth proportional to 1,237,545.69, 1,856,320 and 338,995.17 is: 508,493.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,545.69 : 1,856,320 = 338,995.17 : x
  2. Step 2: Convert to fraction form
    1,237,545.69/1,856,320 = 338,995.17/x
  3. Step 3: Cross multiply
    1,237,545.69x = 1,856,320 × 338,995.17
  4. Step 4: Simplify right side
    1,237,545.69x = 629,283,518,615.20
  5. Step 5: Solve for x
    x = 629,283,518,615.20/1,237,545.69
  6. Step 6: Final answer
    x = 508,493.16

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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.