Home / 2,731,479.80-4,097,219.70-1,314,303.80

Finding the Fourth Proportional to 2,731,479.80, 4,097,219.70 and 1,314,303.80

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Solution

The fourth proportional to 2,731,479.80, 4,097,219.70 and 1,314,303.80 is: 1,971,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,479.80 : 4,097,219.70 = 1,314,303.80 : x
  2. Step 2: Convert to fraction form
    2,731,479.80/4,097,219.70 = 1,314,303.80/x
  3. Step 3: Cross multiply
    2,731,479.80x = 4,097,219.70 × 1,314,303.80
  4. Step 4: Simplify right side
    2,731,479.80x = 5,384,991,421,144.86
  5. Step 5: Solve for x
    x = 5,384,991,421,144.86/2,731,479.80
  6. Step 6: Final answer
    x = 1,971,455.70

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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.