Home / 1,622,971.76-2,238,946.36-1,050,197.04

Finding the Fourth Proportional to 1,622,971.76, 2,238,946.36 and 1,050,197.04

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Solution

The fourth proportional to 1,622,971.76, 2,238,946.36 and 1,050,197.04 is: 1,448,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,971.76 : 2,238,946.36 = 1,050,197.04 : x
  2. Step 2: Convert to fraction form
    1,622,971.76/2,238,946.36 = 1,050,197.04/x
  3. Step 3: Cross multiply
    1,622,971.76x = 2,238,946.36 × 1,050,197.04
  4. Step 4: Simplify right side
    1,622,971.76x = 2,351,334,839,990.77
  5. Step 5: Solve for x
    x = 2,351,334,839,990.77/1,622,971.76
  6. Step 6: Final answer
    x = 1,448,783.58

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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.