Home / 3,151,956.60-4,349,911.86-1,756,735.20

Finding the Fourth Proportional to 3,151,956.60, 4,349,911.86 and 1,756,735.20

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Solution

The fourth proportional to 3,151,956.60, 4,349,911.86 and 1,756,735.20 is: 2,424,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,956.60 : 4,349,911.86 = 1,756,735.20 : x
  2. Step 2: Convert to fraction form
    3,151,956.60/4,349,911.86 = 1,756,735.20/x
  3. Step 3: Cross multiply
    3,151,956.60x = 4,349,911.86 × 1,756,735.20
  4. Step 4: Simplify right side
    3,151,956.60x = 7,641,643,281,359.47
  5. Step 5: Solve for x
    x = 7,641,643,281,359.47/3,151,956.60
  6. Step 6: Final answer
    x = 2,424,412.60

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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.