Home / 2,159,835.44-2,980,604.40-1,254,417.44

Finding the Fourth Proportional to 2,159,835.44, 2,980,604.40 and 1,254,417.44

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Solution

The fourth proportional to 2,159,835.44, 2,980,604.40 and 1,254,417.44 is: 1,731,114.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,835.44 : 2,980,604.40 = 1,254,417.44 : x
  2. Step 2: Convert to fraction form
    2,159,835.44/2,980,604.40 = 1,254,417.44/x
  3. Step 3: Cross multiply
    2,159,835.44x = 2,980,604.40 × 1,254,417.44
  4. Step 4: Simplify right side
    2,159,835.44x = 3,738,922,141,100.74
  5. Step 5: Solve for x
    x = 3,738,922,141,100.74/2,159,835.44
  6. Step 6: Final answer
    x = 1,731,114.36

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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.