Home / 2,163,723.40-2,985,901.41-1,196,852.89

Finding the Fourth Proportional to 2,163,723.40, 2,985,901.41 and 1,196,852.89

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Solution

The fourth proportional to 2,163,723.40, 2,985,901.41 and 1,196,852.89 is: 1,651,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,723.40 : 2,985,901.41 = 1,196,852.89 : x
  2. Step 2: Convert to fraction form
    2,163,723.40/2,985,901.41 = 1,196,852.89/x
  3. Step 3: Cross multiply
    2,163,723.40x = 2,985,901.41 × 1,196,852.89
  4. Step 4: Simplify right side
    2,163,723.40x = 3,573,684,731,813.58
  5. Step 5: Solve for x
    x = 3,573,684,731,813.58/2,163,723.40
  6. Step 6: Final answer
    x = 1,651,636.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.