Home / 2,968,021.80-4,452,032.70-724,159.80

Finding the Fourth Proportional to 2,968,021.80, 4,452,032.70 and 724,159.80

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Solution

The fourth proportional to 2,968,021.80, 4,452,032.70 and 724,159.80 is: 1,086,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,021.80 : 4,452,032.70 = 724,159.80 : x
  2. Step 2: Convert to fraction form
    2,968,021.80/4,452,032.70 = 724,159.80/x
  3. Step 3: Cross multiply
    2,968,021.80x = 4,452,032.70 × 724,159.80
  4. Step 4: Simplify right side
    2,968,021.80x = 3,223,983,109,625.46
  5. Step 5: Solve for x
    x = 3,223,983,109,625.46/2,968,021.80
  6. Step 6: Final answer
    x = 1,086,239.70

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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.