Home / 2,807,821.32-4,212,478.74-888,769.32

Finding the Fourth Proportional to 2,807,821.32, 4,212,478.74 and 888,769.32

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Solution

The fourth proportional to 2,807,821.32, 4,212,478.74 and 888,769.32 is: 1,333,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,821.32 : 4,212,478.74 = 888,769.32 : x
  2. Step 2: Convert to fraction form
    2,807,821.32/4,212,478.74 = 888,769.32/x
  3. Step 3: Cross multiply
    2,807,821.32x = 4,212,478.74 × 888,769.32
  4. Step 4: Simplify right side
    2,807,821.32x = 3,743,921,865,264.26
  5. Step 5: Solve for x
    x = 3,743,921,865,264.26/2,807,821.32
  6. Step 6: Final answer
    x = 1,333,390.35

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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.