Home / 1,180,536.04-1,771,177.80-422,360.80

Finding the Fourth Proportional to 1,180,536.04, 1,771,177.80 and 422,360.80

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Solution

The fourth proportional to 1,180,536.04, 1,771,177.80 and 422,360.80 is: 633,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,536.04 : 1,771,177.80 = 422,360.80 : x
  2. Step 2: Convert to fraction form
    1,180,536.04/1,771,177.80 = 422,360.80/x
  3. Step 3: Cross multiply
    1,180,536.04x = 1,771,177.80 × 422,360.80
  4. Step 4: Simplify right side
    1,180,536.04x = 748,076,072,550.24
  5. Step 5: Solve for x
    x = 748,076,072,550.24/1,180,536.04
  6. Step 6: Final answer
    x = 633,674.91

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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.