Home / 1,582,423.08-2,183,740.93-857,288.90

Finding the Fourth Proportional to 1,582,423.08, 2,183,740.93 and 857,288.90

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Solution

The fourth proportional to 1,582,423.08, 2,183,740.93 and 857,288.90 is: 1,183,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,423.08 : 2,183,740.93 = 857,288.90 : x
  2. Step 2: Convert to fraction form
    1,582,423.08/2,183,740.93 = 857,288.90/x
  3. Step 3: Cross multiply
    1,582,423.08x = 2,183,740.93 × 857,288.90
  4. Step 4: Simplify right side
    1,582,423.08x = 1,872,096,859,764.68
  5. Step 5: Solve for x
    x = 1,872,096,859,764.68/1,582,423.08
  6. Step 6: Final answer
    x = 1,183,057.10

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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.