Home / 1,091,179.64-1,505,828.40-607,837.52

Finding the Fourth Proportional to 1,091,179.64, 1,505,828.40 and 607,837.52

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Solution

The fourth proportional to 1,091,179.64, 1,505,828.40 and 607,837.52 is: 838,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,179.64 : 1,505,828.40 = 607,837.52 : x
  2. Step 2: Convert to fraction form
    1,091,179.64/1,505,828.40 = 607,837.52/x
  3. Step 3: Cross multiply
    1,091,179.64x = 1,505,828.40 × 607,837.52
  4. Step 4: Simplify right side
    1,091,179.64x = 915,299,000,201.57
  5. Step 5: Solve for x
    x = 915,299,000,201.57/1,091,179.64
  6. Step 6: Final answer
    x = 838,816.05

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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.