Home / 3,017,990.61-4,164,855.03-1,641,347.37

Finding the Fourth Proportional to 3,017,990.61, 4,164,855.03 and 1,641,347.37

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Solution

The fourth proportional to 3,017,990.61, 4,164,855.03 and 1,641,347.37 is: 2,265,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,990.61 : 4,164,855.03 = 1,641,347.37 : x
  2. Step 2: Convert to fraction form
    3,017,990.61/4,164,855.03 = 1,641,347.37/x
  3. Step 3: Cross multiply
    3,017,990.61x = 4,164,855.03 × 1,641,347.37
  4. Step 4: Simplify right side
    3,017,990.61x = 6,835,973,849,921.77
  5. Step 5: Solve for x
    x = 6,835,973,849,921.77/3,017,990.61
  6. Step 6: Final answer
    x = 2,265,074.59

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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.