Home / 1,993,459.60-2,990,189.40-1,363,603.60

Finding the Fourth Proportional to 1,993,459.60, 2,990,189.40 and 1,363,603.60

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Solution

The fourth proportional to 1,993,459.60, 2,990,189.40 and 1,363,603.60 is: 2,045,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,459.60 : 2,990,189.40 = 1,363,603.60 : x
  2. Step 2: Convert to fraction form
    1,993,459.60/2,990,189.40 = 1,363,603.60/x
  3. Step 3: Cross multiply
    1,993,459.60x = 2,990,189.40 × 1,363,603.60
  4. Step 4: Simplify right side
    1,993,459.60x = 4,077,433,030,521.84
  5. Step 5: Solve for x
    x = 4,077,433,030,521.84/1,993,459.60
  6. Step 6: Final answer
    x = 2,045,405.40

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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.