Home / 2,116,313.40-3,176,543.70-1,052,556.60

Finding the Fourth Proportional to 2,116,313.40, 3,176,543.70 and 1,052,556.60

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Solution

The fourth proportional to 2,116,313.40, 3,176,543.70 and 1,052,556.60 is: 1,579,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,313.40 : 3,176,543.70 = 1,052,556.60 : x
  2. Step 2: Convert to fraction form
    2,116,313.40/3,176,543.70 = 1,052,556.60/x
  3. Step 3: Cross multiply
    2,116,313.40x = 3,176,543.70 × 1,052,556.60
  4. Step 4: Simplify right side
    2,116,313.40x = 3,343,492,036,623.42
  5. Step 5: Solve for x
    x = 3,343,492,036,623.42/2,116,313.40
  6. Step 6: Final answer
    x = 1,579,866.21

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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.