Home / 1,328,677.51-1,832,630.31-886,929.63

Finding the Fourth Proportional to 1,328,677.51, 1,832,630.31 and 886,929.63

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Solution

The fourth proportional to 1,328,677.51, 1,832,630.31 and 886,929.63 is: 1,223,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,677.51 : 1,832,630.31 = 886,929.63 : x
  2. Step 2: Convert to fraction form
    1,328,677.51/1,832,630.31 = 886,929.63/x
  3. Step 3: Cross multiply
    1,328,677.51x = 1,832,630.31 × 886,929.63
  4. Step 4: Simplify right side
    1,328,677.51x = 1,625,414,122,775.09
  5. Step 5: Solve for x
    x = 1,625,414,122,775.09/1,328,677.51
  6. Step 6: Final answer
    x = 1,223,332.31

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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.