Home / 1,645,477.90-2,467,232.70-848,316.40

Finding the Fourth Proportional to 1,645,477.90, 2,467,232.70 and 848,316.40

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Solution

The fourth proportional to 1,645,477.90, 2,467,232.70 and 848,316.40 is: 1,271,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,477.90 : 2,467,232.70 = 848,316.40 : x
  2. Step 2: Convert to fraction form
    1,645,477.90/2,467,232.70 = 848,316.40/x
  3. Step 3: Cross multiply
    1,645,477.90x = 2,467,232.70 × 848,316.40
  4. Step 4: Simplify right side
    1,645,477.90x = 2,092,993,962,026.28
  5. Step 5: Solve for x
    x = 2,092,993,962,026.28/1,645,477.90
  6. Step 6: Final answer
    x = 1,271,967.23

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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.