Home / 2,110,740.14-2,912,823.88-1,143,870.43

Finding the Fourth Proportional to 2,110,740.14, 2,912,823.88 and 1,143,870.43

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Solution

The fourth proportional to 2,110,740.14, 2,912,823.88 and 1,143,870.43 is: 1,578,542.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,740.14 : 2,912,823.88 = 1,143,870.43 : x
  2. Step 2: Convert to fraction form
    2,110,740.14/2,912,823.88 = 1,143,870.43/x
  3. Step 3: Cross multiply
    2,110,740.14x = 2,912,823.88 × 1,143,870.43
  4. Step 4: Simplify right side
    2,110,740.14x = 3,331,893,089,565.75
  5. Step 5: Solve for x
    x = 3,331,893,089,565.75/2,110,740.14
  6. Step 6: Final answer
    x = 1,578,542.54

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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.