Home / 1,693,483.35-2,338,946.61-1,115,291.13

Finding the Fourth Proportional to 1,693,483.35, 2,338,946.61 and 1,115,291.13

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Solution

The fourth proportional to 1,693,483.35, 2,338,946.61 and 1,115,291.13 is: 1,540,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,483.35 : 2,338,946.61 = 1,115,291.13 : x
  2. Step 2: Convert to fraction form
    1,693,483.35/2,338,946.61 = 1,115,291.13/x
  3. Step 3: Cross multiply
    1,693,483.35x = 2,338,946.61 × 1,115,291.13
  4. Step 4: Simplify right side
    1,693,483.35x = 2,608,606,407,676.57
  5. Step 5: Solve for x
    x = 2,608,606,407,676.57/1,693,483.35
  6. Step 6: Final answer
    x = 1,540,379.13

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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.