Home / 1,369,431.60-2,054,147.40-1,346,103.60

Finding the Fourth Proportional to 1,369,431.60, 2,054,147.40 and 1,346,103.60

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Solution

The fourth proportional to 1,369,431.60, 2,054,147.40 and 1,346,103.60 is: 2,019,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,431.60 : 2,054,147.40 = 1,346,103.60 : x
  2. Step 2: Convert to fraction form
    1,369,431.60/2,054,147.40 = 1,346,103.60/x
  3. Step 3: Cross multiply
    1,369,431.60x = 2,054,147.40 × 1,346,103.60
  4. Step 4: Simplify right side
    1,369,431.60x = 2,765,095,210,070.64
  5. Step 5: Solve for x
    x = 2,765,095,210,070.64/1,369,431.60
  6. Step 6: Final answer
    x = 2,019,155.40

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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.