Home / 2,590,090.80-3,885,136.20-1,834,263.60

Finding the Fourth Proportional to 2,590,090.80, 3,885,136.20 and 1,834,263.60

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Solution

The fourth proportional to 2,590,090.80, 3,885,136.20 and 1,834,263.60 is: 2,751,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,090.80 : 3,885,136.20 = 1,834,263.60 : x
  2. Step 2: Convert to fraction form
    2,590,090.80/3,885,136.20 = 1,834,263.60/x
  3. Step 3: Cross multiply
    2,590,090.80x = 3,885,136.20 × 1,834,263.60
  4. Step 4: Simplify right side
    2,590,090.80x = 7,126,363,912,702.32
  5. Step 5: Solve for x
    x = 7,126,363,912,702.32/2,590,090.80
  6. Step 6: Final answer
    x = 2,751,395.40

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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.