Home / 6,928,391.68-10,392,592.56-1,879,701.76

Finding the Fourth Proportional to 6,928,391.68, 10,392,592.56 and 1,879,701.76

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Solution

The fourth proportional to 6,928,391.68, 10,392,592.56 and 1,879,701.76 is: 2,819,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,391.68 : 10,392,592.56 = 1,879,701.76 : x
  2. Step 2: Convert to fraction form
    6,928,391.68/10,392,592.56 = 1,879,701.76/x
  3. Step 3: Cross multiply
    6,928,391.68x = 10,392,592.56 × 1,879,701.76
  4. Step 4: Simplify right side
    6,928,391.68x = 19,534,974,525,994.91
  5. Step 5: Solve for x
    x = 19,534,974,525,994.91/6,928,391.68
  6. Step 6: Final answer
    x = 2,819,554.01

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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.