Home / 1,700,139-2,346,191.82-936,190.74

Finding the Fourth Proportional to 1,700,139, 2,346,191.82 and 936,190.74

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Solution

The fourth proportional to 1,700,139, 2,346,191.82 and 936,190.74 is: 1,291,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,139 : 2,346,191.82 = 936,190.74 : x
  2. Step 2: Convert to fraction form
    1,700,139/2,346,191.82 = 936,190.74/x
  3. Step 3: Cross multiply
    1,700,139x = 2,346,191.82 × 936,190.74
  4. Step 4: Simplify right side
    1,700,139x = 2,196,483,056,147.75
  5. Step 5: Solve for x
    x = 2,196,483,056,147.75/1,700,139
  6. Step 6: Final answer
    x = 1,291,943.22

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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.