Home / 4,855,417.20-7,280,501.40-2,015,816.40

Finding the Fourth Proportional to 4,855,417.20, 7,280,501.40 and 2,015,816.40

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Solution

The fourth proportional to 4,855,417.20, 7,280,501.40 and 2,015,816.40 is: 3,022,635.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,417.20 : 7,280,501.40 = 2,015,816.40 : x
  2. Step 2: Convert to fraction form
    4,855,417.20/7,280,501.40 = 2,015,816.40/x
  3. Step 3: Cross multiply
    4,855,417.20x = 7,280,501.40 × 2,015,816.40
  4. Step 4: Simplify right side
    4,855,417.20x = 14,676,154,122,342.96
  5. Step 5: Solve for x
    x = 14,676,154,122,342.96/4,855,417.20
  6. Step 6: Final answer
    x = 3,022,635.03

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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.