Home / 3,128,459.52-4,317,274.24-1,697,675.52

Finding the Fourth Proportional to 3,128,459.52, 4,317,274.24 and 1,697,675.52

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Solution

The fourth proportional to 3,128,459.52, 4,317,274.24 and 1,697,675.52 is: 2,342,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,459.52 : 4,317,274.24 = 1,697,675.52 : x
  2. Step 2: Convert to fraction form
    3,128,459.52/4,317,274.24 = 1,697,675.52/x
  3. Step 3: Cross multiply
    3,128,459.52x = 4,317,274.24 × 1,697,675.52
  4. Step 4: Simplify right side
    3,128,459.52x = 7,329,330,790,374.61
  5. Step 5: Solve for x
    x = 7,329,330,790,374.61/3,128,459.52
  6. Step 6: Final answer
    x = 2,342,792.27

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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.