Home / 1,622,365.40-2,433,362.21-424,403.35

Finding the Fourth Proportional to 1,622,365.40, 2,433,362.21 and 424,403.35

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Solution

The fourth proportional to 1,622,365.40, 2,433,362.21 and 424,403.35 is: 636,556.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,365.40 : 2,433,362.21 = 424,403.35 : x
  2. Step 2: Convert to fraction form
    1,622,365.40/2,433,362.21 = 424,403.35/x
  3. Step 3: Cross multiply
    1,622,365.40x = 2,433,362.21 × 424,403.35
  4. Step 4: Simplify right side
    1,622,365.40x = 1,032,727,067,073.49
  5. Step 5: Solve for x
    x = 1,032,727,067,073.49/1,622,365.40
  6. Step 6: Final answer
    x = 636,556.39

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1.5x scale

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.