Home / 1,137,106.63-1,568,640.65-677,897.63

Finding the Fourth Proportional to 1,137,106.63, 1,568,640.65 and 677,897.63

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Solution

The fourth proportional to 1,137,106.63, 1,568,640.65 and 677,897.63 is: 935,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,106.63 : 1,568,640.65 = 677,897.63 : x
  2. Step 2: Convert to fraction form
    1,137,106.63/1,568,640.65 = 677,897.63/x
  3. Step 3: Cross multiply
    1,137,106.63x = 1,568,640.65 × 677,897.63
  4. Step 4: Simplify right side
    1,137,106.63x = 1,063,377,778,971.50
  5. Step 5: Solve for x
    x = 1,063,377,778,971.50/1,137,106.63
  6. Step 6: Final answer
    x = 935,161.01

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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.