Home / 1,819,680.18-2,724,128.90-1,348,480.50

Finding the Fourth Proportional to 1,819,680.18, 2,724,128.90 and 1,348,480.50

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Solution

The fourth proportional to 1,819,680.18, 2,724,128.90 and 1,348,480.50 is: 2,018,725.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,680.18 : 2,724,128.90 = 1,348,480.50 : x
  2. Step 2: Convert to fraction form
    1,819,680.18/2,724,128.90 = 1,348,480.50/x
  3. Step 3: Cross multiply
    1,819,680.18x = 2,724,128.90 × 1,348,480.50
  4. Step 4: Simplify right side
    1,819,680.18x = 3,673,434,701,136.45
  5. Step 5: Solve for x
    x = 3,673,434,701,136.45/1,819,680.18
  6. Step 6: Final answer
    x = 2,018,725.46

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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.