Home / 4,731,911.51-7,097,867.24-1,137,678.57

Finding the Fourth Proportional to 4,731,911.51, 7,097,867.24 and 1,137,678.57

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Solution

The fourth proportional to 4,731,911.51, 7,097,867.24 and 1,137,678.57 is: 1,706,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731,911.51 : 7,097,867.24 = 1,137,678.57 : x
  2. Step 2: Convert to fraction form
    4,731,911.51/7,097,867.24 = 1,137,678.57/x
  3. Step 3: Cross multiply
    4,731,911.51x = 7,097,867.24 × 1,137,678.57
  4. Step 4: Simplify right side
    4,731,911.51x = 8,075,091,445,964.66
  5. Step 5: Solve for x
    x = 8,075,091,445,964.66/4,731,911.51
  6. Step 6: Final answer
    x = 1,706,517.85

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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.