Home / 1,606,705.32-2,409,940.86-659,818.92

Finding the Fourth Proportional to 1,606,705.32, 2,409,940.86 and 659,818.92

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Solution

The fourth proportional to 1,606,705.32, 2,409,940.86 and 659,818.92 is: 989,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,705.32 : 2,409,940.86 = 659,818.92 : x
  2. Step 2: Convert to fraction form
    1,606,705.32/2,409,940.86 = 659,818.92/x
  3. Step 3: Cross multiply
    1,606,705.32x = 2,409,940.86 × 659,818.92
  4. Step 4: Simplify right side
    1,606,705.32x = 1,590,124,575,509.07
  5. Step 5: Solve for x
    x = 1,590,124,575,509.07/1,606,705.32
  6. Step 6: Final answer
    x = 989,680.28

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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.