Home / 1,055,736.86-1,583,826.72-456,783.16

Finding the Fourth Proportional to 1,055,736.86, 1,583,826.72 and 456,783.16

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Solution

The fourth proportional to 1,055,736.86, 1,583,826.72 and 456,783.16 is: 685,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,736.86 : 1,583,826.72 = 456,783.16 : x
  2. Step 2: Convert to fraction form
    1,055,736.86/1,583,826.72 = 456,783.16/x
  3. Step 3: Cross multiply
    1,055,736.86x = 1,583,826.72 × 456,783.16
  4. Step 4: Simplify right side
    1,055,736.86x = 723,465,374,054.04
  5. Step 5: Solve for x
    x = 723,465,374,054.04/1,055,736.86
  6. Step 6: Final answer
    x = 685,270.55

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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.