Home / 1,582,752.63-2,184,200.56-857,599.78

Finding the Fourth Proportional to 1,582,752.63, 2,184,200.56 and 857,599.78

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Solution

The fourth proportional to 1,582,752.63, 2,184,200.56 and 857,599.78 is: 1,183,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,752.63 : 2,184,200.56 = 857,599.78 : x
  2. Step 2: Convert to fraction form
    1,582,752.63/2,184,200.56 = 857,599.78/x
  3. Step 3: Cross multiply
    1,582,752.63x = 2,184,200.56 × 857,599.78
  4. Step 4: Simplify right side
    1,582,752.63x = 1,873,169,915,707.69
  5. Step 5: Solve for x
    x = 1,873,169,915,707.69/1,582,752.63
  6. Step 6: Final answer
    x = 1,183,488.74

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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.