Home / 1,480,499.04-2,220,416.48-681,012.80

Finding the Fourth Proportional to 1,480,499.04, 2,220,416.48 and 681,012.80

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Solution

The fourth proportional to 1,480,499.04, 2,220,416.48 and 681,012.80 is: 1,021,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,499.04 : 2,220,416.48 = 681,012.80 : x
  2. Step 2: Convert to fraction form
    1,480,499.04/2,220,416.48 = 681,012.80/x
  3. Step 3: Cross multiply
    1,480,499.04x = 2,220,416.48 × 681,012.80
  4. Step 4: Simplify right side
    1,480,499.04x = 1,512,132,044,210.94
  5. Step 5: Solve for x
    x = 1,512,132,044,210.94/1,480,499.04
  6. Step 6: Final answer
    x = 1,021,366.45

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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.