Home / 1,446,585.40-2,170,223.70-698,015.80

Finding the Fourth Proportional to 1,446,585.40, 2,170,223.70 and 698,015.80

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Solution

The fourth proportional to 1,446,585.40, 2,170,223.70 and 698,015.80 is: 1,047,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,585.40 : 2,170,223.70 = 698,015.80 : x
  2. Step 2: Convert to fraction form
    1,446,585.40/2,170,223.70 = 698,015.80/x
  3. Step 3: Cross multiply
    1,446,585.40x = 2,170,223.70 × 698,015.80
  4. Step 4: Simplify right side
    1,446,585.40x = 1,514,850,432,134.46
  5. Step 5: Solve for x
    x = 1,514,850,432,134.46/1,446,585.40
  6. Step 6: Final answer
    x = 1,047,190.46

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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.