Home / 1,698,845.86-2,344,407.64-934,899.42

Finding the Fourth Proportional to 1,698,845.86, 2,344,407.64 and 934,899.42

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Solution

The fourth proportional to 1,698,845.86, 2,344,407.64 and 934,899.42 is: 1,290,161.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,845.86 : 2,344,407.64 = 934,899.42 : x
  2. Step 2: Convert to fraction form
    1,698,845.86/2,344,407.64 = 934,899.42/x
  3. Step 3: Cross multiply
    1,698,845.86x = 2,344,407.64 × 934,899.42
  4. Step 4: Simplify right side
    1,698,845.86x = 2,191,785,342,879.57
  5. Step 5: Solve for x
    x = 2,191,785,342,879.57/1,698,845.86
  6. Step 6: Final answer
    x = 1,290,161.39

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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.