Home / 2,947,449-4,421,173.13-817,533.12

Finding the Fourth Proportional to 2,947,449, 4,421,173.13 and 817,533.12

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Solution

The fourth proportional to 2,947,449, 4,421,173.13 and 817,533.12 is: 1,226,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,449 : 4,421,173.13 = 817,533.12 : x
  2. Step 2: Convert to fraction form
    2,947,449/4,421,173.13 = 817,533.12/x
  3. Step 3: Cross multiply
    2,947,449x = 4,421,173.13 × 817,533.12
  4. Step 4: Simplify right side
    2,947,449x = 3,614,455,463,029.07
  5. Step 5: Solve for x
    x = 3,614,455,463,029.07/2,947,449
  6. Step 6: Final answer
    x = 1,226,299.58

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Double scale
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Similar ratio
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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.