Home / 1,213,408.40-1,820,112.60-583,552.40

Finding the Fourth Proportional to 1,213,408.40, 1,820,112.60 and 583,552.40

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Solution

The fourth proportional to 1,213,408.40, 1,820,112.60 and 583,552.40 is: 875,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,408.40 : 1,820,112.60 = 583,552.40 : x
  2. Step 2: Convert to fraction form
    1,213,408.40/1,820,112.60 = 583,552.40/x
  3. Step 3: Cross multiply
    1,213,408.40x = 1,820,112.60 × 583,552.40
  4. Step 4: Simplify right side
    1,213,408.40x = 1,062,131,076,000.24
  5. Step 5: Solve for x
    x = 1,062,131,076,000.24/1,213,408.40
  6. Step 6: Final answer
    x = 875,328.60

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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.