Home / 1,343,644.51-2,016,333.85-490,644.74

Finding the Fourth Proportional to 1,343,644.51, 2,016,333.85 and 490,644.74

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Solution

The fourth proportional to 1,343,644.51, 2,016,333.85 and 490,644.74 is: 736,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,644.51 : 2,016,333.85 = 490,644.74 : x
  2. Step 2: Convert to fraction form
    1,343,644.51/2,016,333.85 = 490,644.74/x
  3. Step 3: Cross multiply
    1,343,644.51x = 2,016,333.85 × 490,644.74
  4. Step 4: Simplify right side
    1,343,644.51x = 989,303,587,504.78
  5. Step 5: Solve for x
    x = 989,303,587,504.78/1,343,644.51
  6. Step 6: Final answer
    x = 736,283.73

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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.