Home / 1,383,223.80-2,076,390.90-1,069,073.40

Finding the Fourth Proportional to 1,383,223.80, 2,076,390.90 and 1,069,073.40

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Solution

The fourth proportional to 1,383,223.80, 2,076,390.90 and 1,069,073.40 is: 1,604,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,223.80 : 2,076,390.90 = 1,069,073.40 : x
  2. Step 2: Convert to fraction form
    1,383,223.80/2,076,390.90 = 1,069,073.40/x
  3. Step 3: Cross multiply
    1,383,223.80x = 2,076,390.90 × 1,069,073.40
  4. Step 4: Simplify right side
    1,383,223.80x = 2,219,814,279,192.06
  5. Step 5: Solve for x
    x = 2,219,814,279,192.06/1,383,223.80
  6. Step 6: Final answer
    x = 1,604,812.09

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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.