Home / 1,477,136.40-2,038,446.24-798,072.90

Finding the Fourth Proportional to 1,477,136.40, 2,038,446.24 and 798,072.90

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Solution

The fourth proportional to 1,477,136.40, 2,038,446.24 and 798,072.90 is: 1,101,339.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,136.40 : 2,038,446.24 = 798,072.90 : x
  2. Step 2: Convert to fraction form
    1,477,136.40/2,038,446.24 = 798,072.90/x
  3. Step 3: Cross multiply
    1,477,136.40x = 2,038,446.24 × 798,072.90
  4. Step 4: Simplify right side
    1,477,136.40x = 1,626,828,702,250.90
  5. Step 5: Solve for x
    x = 1,626,828,702,250.90/1,477,136.40
  6. Step 6: Final answer
    x = 1,101,339.53

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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.