Home / 2,319,268.60-3,476,138.10-971,428.60

Finding the Fourth Proportional to 2,319,268.60, 3,476,138.10 and 971,428.60

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Solution

The fourth proportional to 2,319,268.60, 3,476,138.10 and 971,428.60 is: 1,455,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,268.60 : 3,476,138.10 = 971,428.60 : x
  2. Step 2: Convert to fraction form
    2,319,268.60/3,476,138.10 = 971,428.60/x
  3. Step 3: Cross multiply
    2,319,268.60x = 3,476,138.10 × 971,428.60
  4. Step 4: Simplify right side
    2,319,268.60x = 3,376,819,967,889.66
  5. Step 5: Solve for x
    x = 3,376,819,967,889.66/2,319,268.60
  6. Step 6: Final answer
    x = 1,455,984.86

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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.