Home / 1,583,582.09-2,185,346.19-858,427.56

Finding the Fourth Proportional to 1,583,582.09, 2,185,346.19 and 858,427.56

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Solution

The fourth proportional to 1,583,582.09, 2,185,346.19 and 858,427.56 is: 1,184,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,582.09 : 2,185,346.19 = 858,427.56 : x
  2. Step 2: Convert to fraction form
    1,583,582.09/2,185,346.19 = 858,427.56/x
  3. Step 3: Cross multiply
    1,583,582.09x = 2,185,346.19 × 858,427.56
  4. Step 4: Simplify right side
    1,583,582.09x = 1,875,961,397,637.00
  5. Step 5: Solve for x
    x = 1,875,961,397,637.00/1,583,582.09
  6. Step 6: Final answer
    x = 1,184,631.61

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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.