Home / 1,775,424.60-2,664,230.40-765,030.60

Finding the Fourth Proportional to 1,775,424.60, 2,664,230.40 and 765,030.60

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Solution

The fourth proportional to 1,775,424.60, 2,664,230.40 and 765,030.60 is: 1,148,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,424.60 : 2,664,230.40 = 765,030.60 : x
  2. Step 2: Convert to fraction form
    1,775,424.60/2,664,230.40 = 765,030.60/x
  3. Step 3: Cross multiply
    1,775,424.60x = 2,664,230.40 × 765,030.60
  4. Step 4: Simplify right side
    1,775,424.60x = 2,038,217,781,450.24
  5. Step 5: Solve for x
    x = 2,038,217,781,450.24/1,775,424.60
  6. Step 6: Final answer
    x = 1,148,017.09

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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.