Home / 1,921,483.77-2,882,121.71-974,829.89

Finding the Fourth Proportional to 1,921,483.77, 2,882,121.71 and 974,829.89

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Solution

The fourth proportional to 1,921,483.77, 2,882,121.71 and 974,829.89 is: 1,462,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,483.77 : 2,882,121.71 = 974,829.89 : x
  2. Step 2: Convert to fraction form
    1,921,483.77/2,882,121.71 = 974,829.89/x
  3. Step 3: Cross multiply
    1,921,483.77x = 2,882,121.71 × 974,829.89
  4. Step 4: Simplify right side
    1,921,483.77x = 2,809,578,370,241.15
  5. Step 5: Solve for x
    x = 2,809,578,370,241.15/1,921,483.77
  6. Step 6: Final answer
    x = 1,462,192.09

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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.