Home / 1,477,199.70-2,038,535.10-798,136.20

Finding the Fourth Proportional to 1,477,199.70, 2,038,535.10 and 798,136.20

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Solution

The fourth proportional to 1,477,199.70, 2,038,535.10 and 798,136.20 is: 1,101,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,199.70 : 2,038,535.10 = 798,136.20 : x
  2. Step 2: Convert to fraction form
    1,477,199.70/2,038,535.10 = 798,136.20/x
  3. Step 3: Cross multiply
    1,477,199.70x = 2,038,535.10 × 798,136.20
  4. Step 4: Simplify right side
    1,477,199.70x = 1,627,028,658,280.62
  5. Step 5: Solve for x
    x = 1,627,028,658,280.62/1,477,199.70
  6. Step 6: Final answer
    x = 1,101,427.69

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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.