Home / 3,478,005.70-5,217,008.55-2,470,236.10

Finding the Fourth Proportional to 3,478,005.70, 5,217,008.55 and 2,470,236.10

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Solution

The fourth proportional to 3,478,005.70, 5,217,008.55 and 2,470,236.10 is: 3,705,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,005.70 : 5,217,008.55 = 2,470,236.10 : x
  2. Step 2: Convert to fraction form
    3,478,005.70/5,217,008.55 = 2,470,236.10/x
  3. Step 3: Cross multiply
    3,478,005.70x = 5,217,008.55 × 2,470,236.10
  4. Step 4: Simplify right side
    3,478,005.70x = 12,887,242,854,218.65
  5. Step 5: Solve for x
    x = 12,887,242,854,218.65/3,478,005.70
  6. Step 6: Final answer
    x = 3,705,354.15

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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.