Home / 5,718,608.40-8,578,188.46-1,880,345.84

Finding the Fourth Proportional to 5,718,608.40, 8,578,188.46 and 1,880,345.84

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Solution

The fourth proportional to 5,718,608.40, 8,578,188.46 and 1,880,345.84 is: 2,820,609.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,608.40 : 8,578,188.46 = 1,880,345.84 : x
  2. Step 2: Convert to fraction form
    5,718,608.40/8,578,188.46 = 1,880,345.84/x
  3. Step 3: Cross multiply
    5,718,608.40x = 8,578,188.46 × 1,880,345.84
  4. Step 4: Simplify right side
    5,718,608.40x = 16,129,960,985,497.01
  5. Step 5: Solve for x
    x = 16,129,960,985,497.01/5,718,608.40
  6. Step 6: Final answer
    x = 2,820,609.47

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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.