Home / 1,200,027.63-1,656,021.92-683,812.02

Finding the Fourth Proportional to 1,200,027.63, 1,656,021.92 and 683,812.02

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Solution

The fourth proportional to 1,200,027.63, 1,656,021.92 and 683,812.02 is: 943,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,027.63 : 1,656,021.92 = 683,812.02 : x
  2. Step 2: Convert to fraction form
    1,200,027.63/1,656,021.92 = 683,812.02/x
  3. Step 3: Cross multiply
    1,200,027.63x = 1,656,021.92 × 683,812.02
  4. Step 4: Simplify right side
    1,200,027.63x = 1,132,407,697,070.50
  5. Step 5: Solve for x
    x = 1,132,407,697,070.50/1,200,027.63
  6. Step 6: Final answer
    x = 943,651.35

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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.