Home / 2,110,294.86-2,911,823.46-1,180,019.40

Finding the Fourth Proportional to 2,110,294.86, 2,911,823.46 and 1,180,019.40

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Solution

The fourth proportional to 2,110,294.86, 2,911,823.46 and 1,180,019.40 is: 1,628,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,294.86 : 2,911,823.46 = 1,180,019.40 : x
  2. Step 2: Convert to fraction form
    2,110,294.86/2,911,823.46 = 1,180,019.40/x
  3. Step 3: Cross multiply
    2,110,294.86x = 2,911,823.46 × 1,180,019.40
  4. Step 4: Simplify right side
    2,110,294.86x = 3,436,008,172,175.12
  5. Step 5: Solve for x
    x = 3,436,008,172,175.12/2,110,294.86
  6. Step 6: Final answer
    x = 1,628,212.36

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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.