Home / 2,689,211.14-3,711,294.93-1,643,080.21

Finding the Fourth Proportional to 2,689,211.14, 3,711,294.93 and 1,643,080.21

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Solution

The fourth proportional to 2,689,211.14, 3,711,294.93 and 1,643,080.21 is: 2,267,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,211.14 : 3,711,294.93 = 1,643,080.21 : x
  2. Step 2: Convert to fraction form
    2,689,211.14/3,711,294.93 = 1,643,080.21/x
  3. Step 3: Cross multiply
    2,689,211.14x = 3,711,294.93 × 1,643,080.21
  4. Step 4: Simplify right side
    2,689,211.14x = 6,097,955,252,956.34
  5. Step 5: Solve for x
    x = 6,097,955,252,956.34/2,689,211.14
  6. Step 6: Final answer
    x = 2,267,562.84

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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.