Home / 3,065,086.14-4,230,151.09-1,688,570.90

Finding the Fourth Proportional to 3,065,086.14, 4,230,151.09 and 1,688,570.90

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Solution

The fourth proportional to 3,065,086.14, 4,230,151.09 and 1,688,570.90 is: 2,330,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065,086.14 : 4,230,151.09 = 1,688,570.90 : x
  2. Step 2: Convert to fraction form
    3,065,086.14/4,230,151.09 = 1,688,570.90/x
  3. Step 3: Cross multiply
    3,065,086.14x = 4,230,151.09 × 1,688,570.90
  4. Step 4: Simplify right side
    3,065,086.14x = 7,142,910,047,462.77
  5. Step 5: Solve for x
    x = 7,142,910,047,462.77/3,065,086.14
  6. Step 6: Final answer
    x = 2,330,410.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.