Home / 1,342,554.65-2,013,837.44-543,851.31

Finding the Fourth Proportional to 1,342,554.65, 2,013,837.44 and 543,851.31

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Solution

The fourth proportional to 1,342,554.65, 2,013,837.44 and 543,851.31 is: 815,779.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,554.65 : 2,013,837.44 = 543,851.31 : x
  2. Step 2: Convert to fraction form
    1,342,554.65/2,013,837.44 = 543,851.31/x
  3. Step 3: Cross multiply
    1,342,554.65x = 2,013,837.44 × 543,851.31
  4. Step 4: Simplify right side
    1,342,554.65x = 1,095,228,137,762.84
  5. Step 5: Solve for x
    x = 1,095,228,137,762.84/1,342,554.65
  6. Step 6: Final answer
    x = 815,779.19

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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.