Home / 1,562,235.85-2,155,783.71-873,788.41

Finding the Fourth Proportional to 1,562,235.85, 2,155,783.71 and 873,788.41

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Solution

The fourth proportional to 1,562,235.85, 2,155,783.71 and 873,788.41 is: 1,205,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,235.85 : 2,155,783.71 = 873,788.41 : x
  2. Step 2: Convert to fraction form
    1,562,235.85/2,155,783.71 = 873,788.41/x
  3. Step 3: Cross multiply
    1,562,235.85x = 2,155,783.71 × 873,788.41
  4. Step 4: Simplify right side
    1,562,235.85x = 1,883,698,820,264.80
  5. Step 5: Solve for x
    x = 1,883,698,820,264.80/1,562,235.85
  6. Step 6: Final answer
    x = 1,205,771.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.