Home / 1,070,645.84-1,477,069.32-617,849.36

Finding the Fourth Proportional to 1,070,645.84, 1,477,069.32 and 617,849.36

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Solution

The fourth proportional to 1,070,645.84, 1,477,069.32 and 617,849.36 is: 852,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,645.84 : 1,477,069.32 = 617,849.36 : x
  2. Step 2: Convert to fraction form
    1,070,645.84/1,477,069.32 = 617,849.36/x
  3. Step 3: Cross multiply
    1,070,645.84x = 1,477,069.32 × 617,849.36
  4. Step 4: Simplify right side
    1,070,645.84x = 912,606,334,037.64
  5. Step 5: Solve for x
    x = 912,606,334,037.64/1,070,645.84
  6. Step 6: Final answer
    x = 852,388.62

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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.