Home / 2,716,817.32-3,749,128.65-1,555,225.08

Finding the Fourth Proportional to 2,716,817.32, 3,749,128.65 and 1,555,225.08

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Solution

The fourth proportional to 2,716,817.32, 3,749,128.65 and 1,555,225.08 is: 2,146,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,817.32 : 3,749,128.65 = 1,555,225.08 : x
  2. Step 2: Convert to fraction form
    2,716,817.32/3,749,128.65 = 1,555,225.08/x
  3. Step 3: Cross multiply
    2,716,817.32x = 3,749,128.65 × 1,555,225.08
  4. Step 4: Simplify right side
    2,716,817.32x = 5,830,738,900,662.68
  5. Step 5: Solve for x
    x = 5,830,738,900,662.68/2,716,817.32
  6. Step 6: Final answer
    x = 2,146,165.24

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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.