Home / 2,792,518.40-4,190,851.20-1,110,828.80

Finding the Fourth Proportional to 2,792,518.40, 4,190,851.20 and 1,110,828.80

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Solution

The fourth proportional to 2,792,518.40, 4,190,851.20 and 1,110,828.80 is: 1,667,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,518.40 : 4,190,851.20 = 1,110,828.80 : x
  2. Step 2: Convert to fraction form
    2,792,518.40/4,190,851.20 = 1,110,828.80/x
  3. Step 3: Cross multiply
    2,792,518.40x = 4,190,851.20 × 1,110,828.80
  4. Step 4: Simplify right side
    2,792,518.40x = 4,655,318,209,474.56
  5. Step 5: Solve for x
    x = 4,655,318,209,474.56/2,792,518.40
  6. Step 6: Final answer
    x = 1,667,068.05

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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.