Home / 1,509,896.88-2,083,664.76-865,355.16

Finding the Fourth Proportional to 1,509,896.88, 2,083,664.76 and 865,355.16

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Solution

The fourth proportional to 1,509,896.88, 2,083,664.76 and 865,355.16 is: 1,194,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,896.88 : 2,083,664.76 = 865,355.16 : x
  2. Step 2: Convert to fraction form
    1,509,896.88/2,083,664.76 = 865,355.16/x
  3. Step 3: Cross multiply
    1,509,896.88x = 2,083,664.76 × 865,355.16
  4. Step 4: Simplify right side
    1,509,896.88x = 1,803,110,051,776.16
  5. Step 5: Solve for x
    x = 1,803,110,051,776.16/1,509,896.88
  6. Step 6: Final answer
    x = 1,194,194.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.