Home / 1,889,671.58-2,835,682.88-767,740.58

Finding the Fourth Proportional to 1,889,671.58, 2,835,682.88 and 767,740.58

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Solution

The fourth proportional to 1,889,671.58, 2,835,682.88 and 767,740.58 is: 1,152,088.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,671.58 : 2,835,682.88 = 767,740.58 : x
  2. Step 2: Convert to fraction form
    1,889,671.58/2,835,682.88 = 767,740.58/x
  3. Step 3: Cross multiply
    1,889,671.58x = 2,835,682.88 × 767,740.58
  4. Step 4: Simplify right side
    1,889,671.58x = 2,177,068,815,922.51
  5. Step 5: Solve for x
    x = 2,177,068,815,922.51/1,889,671.58
  6. Step 6: Final answer
    x = 1,152,088.46

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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.