Home / 1,709,960.40-2,564,940.60-447,915.60

Finding the Fourth Proportional to 1,709,960.40, 2,564,940.60 and 447,915.60

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Solution

The fourth proportional to 1,709,960.40, 2,564,940.60 and 447,915.60 is: 671,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,960.40 : 2,564,940.60 = 447,915.60 : x
  2. Step 2: Convert to fraction form
    1,709,960.40/2,564,940.60 = 447,915.60/x
  3. Step 3: Cross multiply
    1,709,960.40x = 2,564,940.60 × 447,915.60
  4. Step 4: Simplify right side
    1,709,960.40x = 1,148,876,907,813.36
  5. Step 5: Solve for x
    x = 1,148,876,907,813.36/1,709,960.40
  6. Step 6: Final answer
    x = 671,873.40

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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.