Home / 1,501,330.43-2,071,984.19-856,847.05

Finding the Fourth Proportional to 1,501,330.43, 2,071,984.19 and 856,847.05

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Solution

The fourth proportional to 1,501,330.43, 2,071,984.19 and 856,847.05 is: 1,182,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,330.43 : 2,071,984.19 = 856,847.05 : x
  2. Step 2: Convert to fraction form
    1,501,330.43/2,071,984.19 = 856,847.05/x
  3. Step 3: Cross multiply
    1,501,330.43x = 2,071,984.19 × 856,847.05
  4. Step 4: Simplify right side
    1,501,330.43x = 1,775,373,531,383.94
  5. Step 5: Solve for x
    x = 1,775,373,531,383.94/1,501,330.43
  6. Step 6: Final answer
    x = 1,182,533.50

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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.