Home / 3,144,401.40-4,716,602.10-2,913,454.20

Finding the Fourth Proportional to 3,144,401.40, 4,716,602.10 and 2,913,454.20

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Solution

The fourth proportional to 3,144,401.40, 4,716,602.10 and 2,913,454.20 is: 4,370,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,401.40 : 4,716,602.10 = 2,913,454.20 : x
  2. Step 2: Convert to fraction form
    3,144,401.40/4,716,602.10 = 2,913,454.20/x
  3. Step 3: Cross multiply
    3,144,401.40x = 4,716,602.10 × 2,913,454.20
  4. Step 4: Simplify right side
    3,144,401.40x = 13,741,604,197,973.82
  5. Step 5: Solve for x
    x = 13,741,604,197,973.82/3,144,401.40
  6. Step 6: Final answer
    x = 4,370,181.30

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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.