Home / 2,016,077.40-3,020,616.90-1,890,106.20

Finding the Fourth Proportional to 2,016,077.40, 3,020,616.90 and 1,890,106.20

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Solution

The fourth proportional to 2,016,077.40, 3,020,616.90 and 1,890,106.20 is: 2,831,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,077.40 : 3,020,616.90 = 1,890,106.20 : x
  2. Step 2: Convert to fraction form
    2,016,077.40/3,020,616.90 = 1,890,106.20/x
  3. Step 3: Cross multiply
    2,016,077.40x = 3,020,616.90 × 1,890,106.20
  4. Step 4: Simplify right side
    2,016,077.40x = 5,709,286,730,514.78
  5. Step 5: Solve for x
    x = 5,709,286,730,514.78/2,016,077.40
  6. Step 6: Final answer
    x = 2,831,878.74

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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.