Home / 3,119,125.40-4,670,814.90-2,048,370.20

Finding the Fourth Proportional to 3,119,125.40, 4,670,814.90 and 2,048,370.20

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Solution

The fourth proportional to 3,119,125.40, 4,670,814.90 and 2,048,370.20 is: 3,067,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,125.40 : 4,670,814.90 = 2,048,370.20 : x
  2. Step 2: Convert to fraction form
    3,119,125.40/4,670,814.90 = 2,048,370.20/x
  3. Step 3: Cross multiply
    3,119,125.40x = 4,670,814.90 × 2,048,370.20
  4. Step 4: Simplify right side
    3,119,125.40x = 9,567,558,050,875.98
  5. Step 5: Solve for x
    x = 9,567,558,050,875.98/3,119,125.40
  6. Step 6: Final answer
    x = 3,067,384.87

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1.5x scale

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.