Home / 1,798,111.76-2,692,858.91-1,310,486.96

Finding the Fourth Proportional to 1,798,111.76, 2,692,858.91 and 1,310,486.96

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Solution

The fourth proportional to 1,798,111.76, 2,692,858.91 and 1,310,486.96 is: 1,962,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,111.76 : 2,692,858.91 = 1,310,486.96 : x
  2. Step 2: Convert to fraction form
    1,798,111.76/2,692,858.91 = 1,310,486.96/x
  3. Step 3: Cross multiply
    1,798,111.76x = 2,692,858.91 × 1,310,486.96
  4. Step 4: Simplify right side
    1,798,111.76x = 3,528,956,496,169.78
  5. Step 5: Solve for x
    x = 3,528,956,496,169.78/1,798,111.76
  6. Step 6: Final answer
    x = 1,962,590.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.