Home / 1,622,187.40-2,433,281.10-1,412,235.40

Finding the Fourth Proportional to 1,622,187.40, 2,433,281.10 and 1,412,235.40

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Solution

The fourth proportional to 1,622,187.40, 2,433,281.10 and 1,412,235.40 is: 2,118,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,187.40 : 2,433,281.10 = 1,412,235.40 : x
  2. Step 2: Convert to fraction form
    1,622,187.40/2,433,281.10 = 1,412,235.40/x
  3. Step 3: Cross multiply
    1,622,187.40x = 2,433,281.10 × 1,412,235.40
  4. Step 4: Simplify right side
    1,622,187.40x = 3,436,365,707,570.94
  5. Step 5: Solve for x
    x = 3,436,365,707,570.94/1,622,187.40
  6. Step 6: Final answer
    x = 2,118,353.10

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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.