Home / 1,971,580.44-2,719,746.68-1,712,876.11

Finding the Fourth Proportional to 1,971,580.44, 2,719,746.68 and 1,712,876.11

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Solution

The fourth proportional to 1,971,580.44, 2,719,746.68 and 1,712,876.11 is: 2,362,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,580.44 : 2,719,746.68 = 1,712,876.11 : x
  2. Step 2: Convert to fraction form
    1,971,580.44/2,719,746.68 = 1,712,876.11/x
  3. Step 3: Cross multiply
    1,971,580.44x = 2,719,746.68 × 1,712,876.11
  4. Step 4: Simplify right side
    1,971,580.44x = 4,658,589,104,859.43
  5. Step 5: Solve for x
    x = 4,658,589,104,859.43/1,971,580.44
  6. Step 6: Final answer
    x = 2,362,870.42

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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.