Home / 1,615,453.18-2,229,325.40-890,300.93

Finding the Fourth Proportional to 1,615,453.18, 2,229,325.40 and 890,300.93

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Solution

The fourth proportional to 1,615,453.18, 2,229,325.40 and 890,300.93 is: 1,228,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,453.18 : 2,229,325.40 = 890,300.93 : x
  2. Step 2: Convert to fraction form
    1,615,453.18/2,229,325.40 = 890,300.93/x
  3. Step 3: Cross multiply
    1,615,453.18x = 2,229,325.40 × 890,300.93
  4. Step 4: Simplify right side
    1,615,453.18x = 1,984,770,467,971.75
  5. Step 5: Solve for x
    x = 1,984,770,467,971.75/1,615,453.18
  6. Step 6: Final answer
    x = 1,228,615.29

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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.