Home / 2,461,880-3,397,511.76-1,388,792

Finding the Fourth Proportional to 2,461,880, 3,397,511.76 and 1,388,792

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Solution

The fourth proportional to 2,461,880, 3,397,511.76 and 1,388,792 is: 1,916,599.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,880 : 3,397,511.76 = 1,388,792 : x
  2. Step 2: Convert to fraction form
    2,461,880/3,397,511.76 = 1,388,792/x
  3. Step 3: Cross multiply
    2,461,880x = 3,397,511.76 × 1,388,792
  4. Step 4: Simplify right side
    2,461,880x = 4,718,437,152,193.92
  5. Step 5: Solve for x
    x = 4,718,437,152,193.92/2,461,880
  6. Step 6: Final answer
    x = 1,916,599.16

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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.