Home / 3,611,678.94-4,983,984.60-1,980,050.58

Finding the Fourth Proportional to 3,611,678.94, 4,983,984.60 and 1,980,050.58

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Solution

The fourth proportional to 3,611,678.94, 4,983,984.60 and 1,980,050.58 is: 2,732,397.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,678.94 : 4,983,984.60 = 1,980,050.58 : x
  2. Step 2: Convert to fraction form
    3,611,678.94/4,983,984.60 = 1,980,050.58/x
  3. Step 3: Cross multiply
    3,611,678.94x = 4,983,984.60 × 1,980,050.58
  4. Step 4: Simplify right side
    3,611,678.94x = 9,868,541,597,941.07
  5. Step 5: Solve for x
    x = 9,868,541,597,941.07/3,611,678.94
  6. Step 6: Final answer
    x = 2,732,397.25

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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.