Home / 3,047,590.21-4,205,652.15-1,670,911.23

Finding the Fourth Proportional to 3,047,590.21, 4,205,652.15 and 1,670,911.23

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Solution

The fourth proportional to 3,047,590.21, 4,205,652.15 and 1,670,911.23 is: 2,305,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,590.21 : 4,205,652.15 = 1,670,911.23 : x
  2. Step 2: Convert to fraction form
    3,047,590.21/4,205,652.15 = 1,670,911.23/x
  3. Step 3: Cross multiply
    3,047,590.21x = 4,205,652.15 × 1,670,911.23
  4. Step 4: Simplify right side
    3,047,590.21x = 7,027,271,406,908.65
  5. Step 5: Solve for x
    x = 7,027,271,406,908.65/3,047,590.21
  6. Step 6: Final answer
    x = 2,305,845.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.