Home / 1,490,806.80-2,236,210.20-493,534.80

Finding the Fourth Proportional to 1,490,806.80, 2,236,210.20 and 493,534.80

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Solution

The fourth proportional to 1,490,806.80, 2,236,210.20 and 493,534.80 is: 740,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,806.80 : 2,236,210.20 = 493,534.80 : x
  2. Step 2: Convert to fraction form
    1,490,806.80/2,236,210.20 = 493,534.80/x
  3. Step 3: Cross multiply
    1,490,806.80x = 2,236,210.20 × 493,534.80
  4. Step 4: Simplify right side
    1,490,806.80x = 1,103,647,553,814.96
  5. Step 5: Solve for x
    x = 1,103,647,553,814.96/1,490,806.80
  6. Step 6: Final answer
    x = 740,302.20

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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.