Home / 1,155,699.44-1,594,912.23-639,444.93

Finding the Fourth Proportional to 1,155,699.44, 1,594,912.23 and 639,444.93

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Solution

The fourth proportional to 1,155,699.44, 1,594,912.23 and 639,444.93 is: 882,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,699.44 : 1,594,912.23 = 639,444.93 : x
  2. Step 2: Convert to fraction form
    1,155,699.44/1,594,912.23 = 639,444.93/x
  3. Step 3: Cross multiply
    1,155,699.44x = 1,594,912.23 × 639,444.93
  4. Step 4: Simplify right side
    1,155,699.44x = 1,019,858,539,268.49
  5. Step 5: Solve for x
    x = 1,019,858,539,268.49/1,155,699.44
  6. Step 6: Final answer
    x = 882,460.01

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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.