Home / 6,401,614.80-9,602,422.20-1,609,460.40

Finding the Fourth Proportional to 6,401,614.80, 9,602,422.20 and 1,609,460.40

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Solution

The fourth proportional to 6,401,614.80, 9,602,422.20 and 1,609,460.40 is: 2,414,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,614.80 : 9,602,422.20 = 1,609,460.40 : x
  2. Step 2: Convert to fraction form
    6,401,614.80/9,602,422.20 = 1,609,460.40/x
  3. Step 3: Cross multiply
    6,401,614.80x = 9,602,422.20 × 1,609,460.40
  4. Step 4: Simplify right side
    6,401,614.80x = 15,454,718,274,980.88
  5. Step 5: Solve for x
    x = 15,454,718,274,980.88/6,401,614.80
  6. Step 6: Final answer
    x = 2,414,190.60

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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.