Home / 2,134,559-2,945,851.26-1,216,810.02

Finding the Fourth Proportional to 2,134,559, 2,945,851.26 and 1,216,810.02

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Solution

The fourth proportional to 2,134,559, 2,945,851.26 and 1,216,810.02 is: 1,679,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,559 : 2,945,851.26 = 1,216,810.02 : x
  2. Step 2: Convert to fraction form
    2,134,559/2,945,851.26 = 1,216,810.02/x
  3. Step 3: Cross multiply
    2,134,559x = 2,945,851.26 × 1,216,810.02
  4. Step 4: Simplify right side
    2,134,559x = 3,584,541,330,597.63
  5. Step 5: Solve for x
    x = 3,584,541,330,597.63/2,134,559
  6. Step 6: Final answer
    x = 1,679,288.94

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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.