Home / 1,477,467.66-2,215,807.40-412,322.52

Finding the Fourth Proportional to 1,477,467.66, 2,215,807.40 and 412,322.52

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Solution

The fourth proportional to 1,477,467.66, 2,215,807.40 and 412,322.52 is: 618,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,467.66 : 2,215,807.40 = 412,322.52 : x
  2. Step 2: Convert to fraction form
    1,477,467.66/2,215,807.40 = 412,322.52/x
  3. Step 3: Cross multiply
    1,477,467.66x = 2,215,807.40 × 412,322.52
  4. Step 4: Simplify right side
    1,477,467.66x = 913,627,291,002.65
  5. Step 5: Solve for x
    x = 913,627,291,002.65/1,477,467.66
  6. Step 6: Final answer
    x = 618,373.80

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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.