Home / 3,111,340.40-4,661,761.80-1,510,456.40

Finding the Fourth Proportional to 3,111,340.40, 4,661,761.80 and 1,510,456.40

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Solution

The fourth proportional to 3,111,340.40, 4,661,761.80 and 1,510,456.40 is: 2,263,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,340.40 : 4,661,761.80 = 1,510,456.40 : x
  2. Step 2: Convert to fraction form
    3,111,340.40/4,661,761.80 = 1,510,456.40/x
  3. Step 3: Cross multiply
    3,111,340.40x = 4,661,761.80 × 1,510,456.40
  4. Step 4: Simplify right side
    3,111,340.40x = 7,041,387,946,085.52
  5. Step 5: Solve for x
    x = 7,041,387,946,085.52/3,111,340.40
  6. Step 6: Final answer
    x = 2,263,136.48

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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.