Home / 4,892,445.20-7,338,667.80-1,696,509.20

Finding the Fourth Proportional to 4,892,445.20, 7,338,667.80 and 1,696,509.20

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Solution

The fourth proportional to 4,892,445.20, 7,338,667.80 and 1,696,509.20 is: 2,544,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,445.20 : 7,338,667.80 = 1,696,509.20 : x
  2. Step 2: Convert to fraction form
    4,892,445.20/7,338,667.80 = 1,696,509.20/x
  3. Step 3: Cross multiply
    4,892,445.20x = 7,338,667.80 × 1,696,509.20
  4. Step 4: Simplify right side
    4,892,445.20x = 12,450,117,438,443.76
  5. Step 5: Solve for x
    x = 12,450,117,438,443.76/4,892,445.20
  6. Step 6: Final answer
    x = 2,544,763.80

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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.