Home / 1,477,796.82-2,039,475.14-824,628.21

Finding the Fourth Proportional to 1,477,796.82, 2,039,475.14 and 824,628.21

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Solution

The fourth proportional to 1,477,796.82, 2,039,475.14 and 824,628.21 is: 1,138,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,796.82 : 2,039,475.14 = 824,628.21 : x
  2. Step 2: Convert to fraction form
    1,477,796.82/2,039,475.14 = 824,628.21/x
  3. Step 3: Cross multiply
    1,477,796.82x = 2,039,475.14 × 824,628.21
  4. Step 4: Simplify right side
    1,477,796.82x = 1,681,808,734,037.70
  5. Step 5: Solve for x
    x = 1,681,808,734,037.70/1,477,796.82
  6. Step 6: Final answer
    x = 1,138,051.40

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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.