Home / 1,477,031.87-2,215,921.49-412,073.17

Finding the Fourth Proportional to 1,477,031.87, 2,215,921.49 and 412,073.17

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Solution

The fourth proportional to 1,477,031.87, 2,215,921.49 and 412,073.17 is: 618,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,031.87 : 2,215,921.49 = 412,073.17 : x
  2. Step 2: Convert to fraction form
    1,477,031.87/2,215,921.49 = 412,073.17/x
  3. Step 3: Cross multiply
    1,477,031.87x = 2,215,921.49 × 412,073.17
  4. Step 4: Simplify right side
    1,477,031.87x = 913,121,792,855.42
  5. Step 5: Solve for x
    x = 913,121,792,855.42/1,477,031.87
  6. Step 6: Final answer
    x = 618,214.01

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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.