Home / 1,775,111.40-2,664,416.70-877,566.60

Finding the Fourth Proportional to 1,775,111.40, 2,664,416.70 and 877,566.60

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Solution

The fourth proportional to 1,775,111.40, 2,664,416.70 and 877,566.60 is: 1,317,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,111.40 : 2,664,416.70 = 877,566.60 : x
  2. Step 2: Convert to fraction form
    1,775,111.40/2,664,416.70 = 877,566.60/x
  3. Step 3: Cross multiply
    1,775,111.40x = 2,664,416.70 × 877,566.60
  4. Step 4: Simplify right side
    1,775,111.40x = 2,338,203,104,402.22
  5. Step 5: Solve for x
    x = 2,338,203,104,402.22/1,775,111.40
  6. Step 6: Final answer
    x = 1,317,214.85

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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.