Home / 1,611,113.58-2,222,792.55-913,319.55

Finding the Fourth Proportional to 1,611,113.58, 2,222,792.55 and 913,319.55

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Solution

The fourth proportional to 1,611,113.58, 2,222,792.55 and 913,319.55 is: 1,260,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,113.58 : 2,222,792.55 = 913,319.55 : x
  2. Step 2: Convert to fraction form
    1,611,113.58/2,222,792.55 = 913,319.55/x
  3. Step 3: Cross multiply
    1,611,113.58x = 2,222,792.55 × 913,319.55
  4. Step 4: Simplify right side
    1,611,113.58x = 2,030,119,891,509.35
  5. Step 5: Solve for x
    x = 2,030,119,891,509.35/1,611,113.58
  6. Step 6: Final answer
    x = 1,260,072.48

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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.