Home / 1,936,923.30-2,905,384.95-1,299,194.10

Finding the Fourth Proportional to 1,936,923.30, 2,905,384.95 and 1,299,194.10

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Solution

The fourth proportional to 1,936,923.30, 2,905,384.95 and 1,299,194.10 is: 1,948,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,923.30 : 2,905,384.95 = 1,299,194.10 : x
  2. Step 2: Convert to fraction form
    1,936,923.30/2,905,384.95 = 1,299,194.10/x
  3. Step 3: Cross multiply
    1,936,923.30x = 2,905,384.95 × 1,299,194.10
  4. Step 4: Simplify right side
    1,936,923.30x = 3,774,658,985,268.80
  5. Step 5: Solve for x
    x = 3,774,658,985,268.80/1,936,923.30
  6. Step 6: Final answer
    x = 1,948,791.15

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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.