Home / 1,411,718.76-2,117,573.10-612,896.04

Finding the Fourth Proportional to 1,411,718.76, 2,117,573.10 and 612,896.04

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Solution

The fourth proportional to 1,411,718.76, 2,117,573.10 and 612,896.04 is: 919,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,718.76 : 2,117,573.10 = 612,896.04 : x
  2. Step 2: Convert to fraction form
    1,411,718.76/2,117,573.10 = 612,896.04/x
  3. Step 3: Cross multiply
    1,411,718.76x = 2,117,573.10 × 612,896.04
  4. Step 4: Simplify right side
    1,411,718.76x = 1,297,852,167,400.52
  5. Step 5: Solve for x
    x = 1,297,852,167,400.52/1,411,718.76
  6. Step 6: Final answer
    x = 919,341.87

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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.