Home / 2,950,667.20-4,426,000.80-2,906,430.40

Finding the Fourth Proportional to 2,950,667.20, 4,426,000.80 and 2,906,430.40

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Solution

The fourth proportional to 2,950,667.20, 4,426,000.80 and 2,906,430.40 is: 4,359,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,667.20 : 4,426,000.80 = 2,906,430.40 : x
  2. Step 2: Convert to fraction form
    2,950,667.20/4,426,000.80 = 2,906,430.40/x
  3. Step 3: Cross multiply
    2,950,667.20x = 4,426,000.80 × 2,906,430.40
  4. Step 4: Simplify right side
    2,950,667.20x = 12,863,863,275,544.32
  5. Step 5: Solve for x
    x = 12,863,863,275,544.32/2,950,667.20
  6. Step 6: Final answer
    x = 4,359,645.60

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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.