Home / 3,154,078.31-4,731,116.97-757,922.93

Finding the Fourth Proportional to 3,154,078.31, 4,731,116.97 and 757,922.93

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Solution

The fourth proportional to 3,154,078.31, 4,731,116.97 and 757,922.93 is: 1,136,884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,078.31 : 4,731,116.97 = 757,922.93 : x
  2. Step 2: Convert to fraction form
    3,154,078.31/4,731,116.97 = 757,922.93/x
  3. Step 3: Cross multiply
    3,154,078.31x = 4,731,116.97 × 757,922.93
  4. Step 4: Simplify right side
    3,154,078.31x = 3,585,822,036,075.12
  5. Step 5: Solve for x
    x = 3,585,822,036,075.12/3,154,078.31
  6. Step 6: Final answer
    x = 1,136,884.28

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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.