Home / 2,911,244.80-4,368,422.40-1,314,054.40

Finding the Fourth Proportional to 2,911,244.80, 4,368,422.40 and 1,314,054.40

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Solution

The fourth proportional to 2,911,244.80, 4,368,422.40 and 1,314,054.40 is: 1,971,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,244.80 : 4,368,422.40 = 1,314,054.40 : x
  2. Step 2: Convert to fraction form
    2,911,244.80/4,368,422.40 = 1,314,054.40/x
  3. Step 3: Cross multiply
    2,911,244.80x = 4,368,422.40 × 1,314,054.40
  4. Step 4: Simplify right side
    2,911,244.80x = 5,740,344,675,778.56
  5. Step 5: Solve for x
    x = 5,740,344,675,778.56/2,911,244.80
  6. Step 6: Final answer
    x = 1,971,783.57

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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.