Home / 1,616,065.19-2,230,184.40-890,938.46

Finding the Fourth Proportional to 1,616,065.19, 2,230,184.40 and 890,938.46

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Solution

The fourth proportional to 1,616,065.19, 2,230,184.40 and 890,938.46 is: 1,229,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,065.19 : 2,230,184.40 = 890,938.46 : x
  2. Step 2: Convert to fraction form
    1,616,065.19/2,230,184.40 = 890,938.46/x
  3. Step 3: Cross multiply
    1,616,065.19x = 2,230,184.40 × 890,938.46
  4. Step 4: Simplify right side
    1,616,065.19x = 1,986,957,054,852.02
  5. Step 5: Solve for x
    x = 1,986,957,054,852.02/1,616,065.19
  6. Step 6: Final answer
    x = 1,229,503.03

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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.