Home / 3,611,639.11-4,984,060.75-1,980,011.46

Finding the Fourth Proportional to 3,611,639.11, 4,984,060.75 and 1,980,011.46

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Solution

The fourth proportional to 3,611,639.11, 4,984,060.75 and 1,980,011.46 is: 2,732,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,639.11 : 4,984,060.75 = 1,980,011.46 : x
  2. Step 2: Convert to fraction form
    3,611,639.11/4,984,060.75 = 1,980,011.46/x
  3. Step 3: Cross multiply
    3,611,639.11x = 4,984,060.75 × 1,980,011.46
  4. Step 4: Simplify right side
    3,611,639.11x = 9,868,497,402,336.20
  5. Step 5: Solve for x
    x = 9,868,497,402,336.20/3,611,639.11
  6. Step 6: Final answer
    x = 2,732,415.14

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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.