Home / 1,582,638.60-2,373,960.86-384,561.92

Finding the Fourth Proportional to 1,582,638.60, 2,373,960.86 and 384,561.92

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Solution

The fourth proportional to 1,582,638.60, 2,373,960.86 and 384,561.92 is: 576,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,638.60 : 2,373,960.86 = 384,561.92 : x
  2. Step 2: Convert to fraction form
    1,582,638.60/2,373,960.86 = 384,561.92/x
  3. Step 3: Cross multiply
    1,582,638.60x = 2,373,960.86 × 384,561.92
  4. Step 4: Simplify right side
    1,582,638.60x = 912,934,946,326.45
  5. Step 5: Solve for x
    x = 912,934,946,326.45/1,582,638.60
  6. Step 6: Final answer
    x = 576,843.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.