Home / 2,570,122.71-3,546,790.47-1,424,222.19

Finding the Fourth Proportional to 2,570,122.71, 3,546,790.47 and 1,424,222.19

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Solution

The fourth proportional to 2,570,122.71, 3,546,790.47 and 1,424,222.19 is: 1,965,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,122.71 : 3,546,790.47 = 1,424,222.19 : x
  2. Step 2: Convert to fraction form
    2,570,122.71/3,546,790.47 = 1,424,222.19/x
  3. Step 3: Cross multiply
    2,570,122.71x = 3,546,790.47 × 1,424,222.19
  4. Step 4: Simplify right side
    2,570,122.71x = 5,051,417,690,654.53
  5. Step 5: Solve for x
    x = 5,051,417,690,654.53/2,570,122.71
  6. Step 6: Final answer
    x = 1,965,438.33

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1.5x scale

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.