Home / 5,126,820.40-7,690,230.60-4,908,401.20

Finding the Fourth Proportional to 5,126,820.40, 7,690,230.60 and 4,908,401.20

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Solution

The fourth proportional to 5,126,820.40, 7,690,230.60 and 4,908,401.20 is: 7,362,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,820.40 : 7,690,230.60 = 4,908,401.20 : x
  2. Step 2: Convert to fraction form
    5,126,820.40/7,690,230.60 = 4,908,401.20/x
  3. Step 3: Cross multiply
    5,126,820.40x = 7,690,230.60 × 4,908,401.20
  4. Step 4: Simplify right side
    5,126,820.40x = 37,746,737,105,316.72
  5. Step 5: Solve for x
    x = 37,746,737,105,316.72/5,126,820.40
  6. Step 6: Final answer
    x = 7,362,601.80

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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.