Home / 1,621,310.40-2,428,466.40-1,341,374.40

Finding the Fourth Proportional to 1,621,310.40, 2,428,466.40 and 1,341,374.40

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Solution

The fourth proportional to 1,621,310.40, 2,428,466.40 and 1,341,374.40 is: 2,009,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,310.40 : 2,428,466.40 = 1,341,374.40 : x
  2. Step 2: Convert to fraction form
    1,621,310.40/2,428,466.40 = 1,341,374.40/x
  3. Step 3: Cross multiply
    1,621,310.40x = 2,428,466.40 × 1,341,374.40
  4. Step 4: Simplify right side
    1,621,310.40x = 3,257,482,660,220.16
  5. Step 5: Solve for x
    x = 3,257,482,660,220.16/1,621,310.40
  6. Step 6: Final answer
    x = 2,009,166.57

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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.