Home / 1,346,971.60-2,020,378.04-505,452.24

Finding the Fourth Proportional to 1,346,971.60, 2,020,378.04 and 505,452.24

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Solution

The fourth proportional to 1,346,971.60, 2,020,378.04 and 505,452.24 is: 758,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,971.60 : 2,020,378.04 = 505,452.24 : x
  2. Step 2: Convert to fraction form
    1,346,971.60/2,020,378.04 = 505,452.24/x
  3. Step 3: Cross multiply
    1,346,971.60x = 2,020,378.04 × 505,452.24
  4. Step 4: Simplify right side
    1,346,971.60x = 1,021,204,605,964.81
  5. Step 5: Solve for x
    x = 1,021,204,605,964.81/1,346,971.60
  6. Step 6: Final answer
    x = 758,148.58

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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.