Home / 4,630,867.80-6,943,968.90-2,738,189.40

Finding the Fourth Proportional to 4,630,867.80, 6,943,968.90 and 2,738,189.40

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Solution

The fourth proportional to 4,630,867.80, 6,943,968.90 and 2,738,189.40 is: 4,105,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630,867.80 : 6,943,968.90 = 2,738,189.40 : x
  2. Step 2: Convert to fraction form
    4,630,867.80/6,943,968.90 = 2,738,189.40/x
  3. Step 3: Cross multiply
    4,630,867.80x = 6,943,968.90 × 2,738,189.40
  4. Step 4: Simplify right side
    4,630,867.80x = 19,013,902,035,909.66
  5. Step 5: Solve for x
    x = 19,013,902,035,909.66/4,630,867.80
  6. Step 6: Final answer
    x = 4,105,904.74

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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.