Home / 1,582,622.16-2,184,018.84-857,474.64

Finding the Fourth Proportional to 1,582,622.16, 2,184,018.84 and 857,474.64

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Solution

The fourth proportional to 1,582,622.16, 2,184,018.84 and 857,474.64 is: 1,183,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,622.16 : 2,184,018.84 = 857,474.64 : x
  2. Step 2: Convert to fraction form
    1,582,622.16/2,184,018.84 = 857,474.64/x
  3. Step 3: Cross multiply
    1,582,622.16x = 2,184,018.84 × 857,474.64
  4. Step 4: Simplify right side
    1,582,622.16x = 1,872,740,768,582.22
  5. Step 5: Solve for x
    x = 1,872,740,768,582.22/1,582,622.16
  6. Step 6: Final answer
    x = 1,183,315.14

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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.