Home / 1,361,220.57-2,041,354.26-401,421.33

Finding the Fourth Proportional to 1,361,220.57, 2,041,354.26 and 401,421.33

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Solution

The fourth proportional to 1,361,220.57, 2,041,354.26 and 401,421.33 is: 601,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,220.57 : 2,041,354.26 = 401,421.33 : x
  2. Step 2: Convert to fraction form
    1,361,220.57/2,041,354.26 = 401,421.33/x
  3. Step 3: Cross multiply
    1,361,220.57x = 2,041,354.26 × 401,421.33
  4. Step 4: Simplify right side
    1,361,220.57x = 819,443,142,050.37
  5. Step 5: Solve for x
    x = 819,443,142,050.37/1,361,220.57
  6. Step 6: Final answer
    x = 601,991.45

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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.