Home / 1,885,157.38-2,601,440.58-1,069,343.55

Finding the Fourth Proportional to 1,885,157.38, 2,601,440.58 and 1,069,343.55

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Solution

The fourth proportional to 1,885,157.38, 2,601,440.58 and 1,069,343.55 is: 1,475,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,157.38 : 2,601,440.58 = 1,069,343.55 : x
  2. Step 2: Convert to fraction form
    1,885,157.38/2,601,440.58 = 1,069,343.55/x
  3. Step 3: Cross multiply
    1,885,157.38x = 2,601,440.58 × 1,069,343.55
  4. Step 4: Simplify right side
    1,885,157.38x = 2,781,833,698,427.66
  5. Step 5: Solve for x
    x = 2,781,833,698,427.66/1,885,157.38
  6. Step 6: Final answer
    x = 1,475,650.64

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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.