Home / 1,115,566.39-1,539,422.67-632,137.33

Finding the Fourth Proportional to 1,115,566.39, 1,539,422.67 and 632,137.33

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Solution

The fourth proportional to 1,115,566.39, 1,539,422.67 and 632,137.33 is: 872,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,566.39 : 1,539,422.67 = 632,137.33 : x
  2. Step 2: Convert to fraction form
    1,115,566.39/1,539,422.67 = 632,137.33/x
  3. Step 3: Cross multiply
    1,115,566.39x = 1,539,422.67 × 632,137.33
  4. Step 4: Simplify right side
    1,115,566.39x = 973,126,536,355.27
  5. Step 5: Solve for x
    x = 973,126,536,355.27/1,115,566.39
  6. Step 6: Final answer
    x = 872,316.11

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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.