Home / 1,107,112.26-1,527,820.29-623,685

Finding the Fourth Proportional to 1,107,112.26, 1,527,820.29 and 623,685

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Solution

The fourth proportional to 1,107,112.26, 1,527,820.29 and 623,685 is: 860,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,112.26 : 1,527,820.29 = 623,685 : x
  2. Step 2: Convert to fraction form
    1,107,112.26/1,527,820.29 = 623,685/x
  3. Step 3: Cross multiply
    1,107,112.26x = 1,527,820.29 × 623,685
  4. Step 4: Simplify right side
    1,107,112.26x = 952,878,597,568.65
  5. Step 5: Solve for x
    x = 952,878,597,568.65/1,107,112.26
  6. Step 6: Final answer
    x = 860,688.33

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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.