Home / 2,709,220.48-4,064,506.44-1,912,059.16

Finding the Fourth Proportional to 2,709,220.48, 4,064,506.44 and 1,912,059.16

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Solution

The fourth proportional to 2,709,220.48, 4,064,506.44 and 1,912,059.16 is: 2,868,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,220.48 : 4,064,506.44 = 1,912,059.16 : x
  2. Step 2: Convert to fraction form
    2,709,220.48/4,064,506.44 = 1,912,059.16/x
  3. Step 3: Cross multiply
    2,709,220.48x = 4,064,506.44 × 1,912,059.16
  4. Step 4: Simplify right side
    2,709,220.48x = 7,771,576,769,480.99
  5. Step 5: Solve for x
    x = 7,771,576,769,480.99/2,709,220.48
  6. Step 6: Final answer
    x = 2,868,565.64

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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.