Home / 3,119,647.80-4,680,783.90-1,700,722.20

Finding the Fourth Proportional to 3,119,647.80, 4,680,783.90 and 1,700,722.20

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Solution

The fourth proportional to 3,119,647.80, 4,680,783.90 and 1,700,722.20 is: 2,551,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,647.80 : 4,680,783.90 = 1,700,722.20 : x
  2. Step 2: Convert to fraction form
    3,119,647.80/4,680,783.90 = 1,700,722.20/x
  3. Step 3: Cross multiply
    3,119,647.80x = 4,680,783.90 × 1,700,722.20
  4. Step 4: Simplify right side
    3,119,647.80x = 7,960,713,092,132.58
  5. Step 5: Solve for x
    x = 7,960,713,092,132.58/3,119,647.80
  6. Step 6: Final answer
    x = 2,551,798.67

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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.