Home / 1,582,350.32-2,371,937.88-784,211.60

Finding the Fourth Proportional to 1,582,350.32, 2,371,937.88 and 784,211.60

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Solution

The fourth proportional to 1,582,350.32, 2,371,937.88 and 784,211.60 is: 1,175,530.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,350.32 : 2,371,937.88 = 784,211.60 : x
  2. Step 2: Convert to fraction form
    1,582,350.32/2,371,937.88 = 784,211.60/x
  3. Step 3: Cross multiply
    1,582,350.32x = 2,371,937.88 × 784,211.60
  4. Step 4: Simplify right side
    1,582,350.32x = 1,860,101,199,975.41
  5. Step 5: Solve for x
    x = 1,860,101,199,975.41/1,582,350.32
  6. Step 6: Final answer
    x = 1,175,530.59

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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.