Home / 3,124,271.40-4,675,520.70-1,863,004.20

Finding the Fourth Proportional to 3,124,271.40, 4,675,520.70 and 1,863,004.20

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Solution

The fourth proportional to 3,124,271.40, 4,675,520.70 and 1,863,004.20 is: 2,788,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,271.40 : 4,675,520.70 = 1,863,004.20 : x
  2. Step 2: Convert to fraction form
    3,124,271.40/4,675,520.70 = 1,863,004.20/x
  3. Step 3: Cross multiply
    3,124,271.40x = 4,675,520.70 × 1,863,004.20
  4. Step 4: Simplify right side
    3,124,271.40x = 8,710,514,701,286.94
  5. Step 5: Solve for x
    x = 8,710,514,701,286.94/3,124,271.40
  6. Step 6: Final answer
    x = 2,788,014.74

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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.