Home / 5,313,007.80-7,969,511.70-1,946,777.40

Finding the Fourth Proportional to 5,313,007.80, 7,969,511.70 and 1,946,777.40

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Solution

The fourth proportional to 5,313,007.80, 7,969,511.70 and 1,946,777.40 is: 2,920,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,007.80 : 7,969,511.70 = 1,946,777.40 : x
  2. Step 2: Convert to fraction form
    5,313,007.80/7,969,511.70 = 1,946,777.40/x
  3. Step 3: Cross multiply
    5,313,007.80x = 7,969,511.70 × 1,946,777.40
  4. Step 4: Simplify right side
    5,313,007.80x = 15,514,865,266,595.58
  5. Step 5: Solve for x
    x = 15,514,865,266,595.58/5,313,007.80
  6. Step 6: Final answer
    x = 2,920,166.10

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1.5x scale

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.