Home / 3,280,510.80-4,920,766.20-1,683,235.35

Finding the Fourth Proportional to 3,280,510.80, 4,920,766.20 and 1,683,235.35

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Solution

The fourth proportional to 3,280,510.80, 4,920,766.20 and 1,683,235.35 is: 2,524,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,510.80 : 4,920,766.20 = 1,683,235.35 : x
  2. Step 2: Convert to fraction form
    3,280,510.80/4,920,766.20 = 1,683,235.35/x
  3. Step 3: Cross multiply
    3,280,510.80x = 4,920,766.20 × 1,683,235.35
  4. Step 4: Simplify right side
    3,280,510.80x = 8,282,807,616,925.17
  5. Step 5: Solve for x
    x = 8,282,807,616,925.17/3,280,510.80
  6. Step 6: Final answer
    x = 2,524,853.03

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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.