Home / 2,108,507.64-2,909,948.94-1,203,225.72

Finding the Fourth Proportional to 2,108,507.64, 2,909,948.94 and 1,203,225.72

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Solution

The fourth proportional to 2,108,507.64, 2,909,948.94 and 1,203,225.72 is: 1,660,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,507.64 : 2,909,948.94 = 1,203,225.72 : x
  2. Step 2: Convert to fraction form
    2,108,507.64/2,909,948.94 = 1,203,225.72/x
  3. Step 3: Cross multiply
    2,108,507.64x = 2,909,948.94 × 1,203,225.72
  4. Step 4: Simplify right side
    2,108,507.64x = 3,501,325,408,494.74
  5. Step 5: Solve for x
    x = 3,501,325,408,494.74/2,108,507.64
  6. Step 6: Final answer
    x = 1,660,570.42

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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.