Home / 1,775,246.40-2,664,619.20-877,701.60

Finding the Fourth Proportional to 1,775,246.40, 2,664,619.20 and 877,701.60

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Solution

The fourth proportional to 1,775,246.40, 2,664,619.20 and 877,701.60 is: 1,317,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,246.40 : 2,664,619.20 = 877,701.60 : x
  2. Step 2: Convert to fraction form
    1,775,246.40/2,664,619.20 = 877,701.60/x
  3. Step 3: Cross multiply
    1,775,246.40x = 2,664,619.20 × 877,701.60
  4. Step 4: Simplify right side
    1,775,246.40x = 2,338,740,535,230.72
  5. Step 5: Solve for x
    x = 2,338,740,535,230.72/1,775,246.40
  6. Step 6: Final answer
    x = 1,317,417.42

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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.