Home / 1,582,705.76-2,184,130.87-857,573.11

Finding the Fourth Proportional to 1,582,705.76, 2,184,130.87 and 857,573.11

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Solution

The fourth proportional to 1,582,705.76, 2,184,130.87 and 857,573.11 is: 1,183,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,705.76 : 2,184,130.87 = 857,573.11 : x
  2. Step 2: Convert to fraction form
    1,582,705.76/2,184,130.87 = 857,573.11/x
  3. Step 3: Cross multiply
    1,582,705.76x = 2,184,130.87 × 857,573.11
  4. Step 4: Simplify right side
    1,582,705.76x = 1,873,051,902,832.91
  5. Step 5: Solve for x
    x = 1,873,051,902,832.91/1,582,705.76
  6. Step 6: Final answer
    x = 1,183,449.22

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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.