Home / 1,968,715.63-2,956,277.25-1,215,346.07

Finding the Fourth Proportional to 1,968,715.63, 2,956,277.25 and 1,215,346.07

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Solution

The fourth proportional to 1,968,715.63, 2,956,277.25 and 1,215,346.07 is: 1,824,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,715.63 : 2,956,277.25 = 1,215,346.07 : x
  2. Step 2: Convert to fraction form
    1,968,715.63/2,956,277.25 = 1,215,346.07/x
  3. Step 3: Cross multiply
    1,968,715.63x = 2,956,277.25 × 1,215,346.07
  4. Step 4: Simplify right side
    1,968,715.63x = 3,592,899,945,008.60
  5. Step 5: Solve for x
    x = 3,592,899,945,008.60/1,968,715.63
  6. Step 6: Final answer
    x = 1,824,996.91

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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.