Home / 1,475,051.60-2,211,022.20-842,603.60

Finding the Fourth Proportional to 1,475,051.60, 2,211,022.20 and 842,603.60

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Solution

The fourth proportional to 1,475,051.60, 2,211,022.20 and 842,603.60 is: 1,263,017.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,051.60 : 2,211,022.20 = 842,603.60 : x
  2. Step 2: Convert to fraction form
    1,475,051.60/2,211,022.20 = 842,603.60/x
  3. Step 3: Cross multiply
    1,475,051.60x = 2,211,022.20 × 842,603.60
  4. Step 4: Simplify right side
    1,475,051.60x = 1,863,015,265,399.92
  5. Step 5: Solve for x
    x = 1,863,015,265,399.92/1,475,051.60
  6. Step 6: Final answer
    x = 1,263,017.01

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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.