Home / 1,609,681.68-2,413,021.68-543,978.48

Finding the Fourth Proportional to 1,609,681.68, 2,413,021.68 and 543,978.48

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Solution

The fourth proportional to 1,609,681.68, 2,413,021.68 and 543,978.48 is: 815,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,681.68 : 2,413,021.68 = 543,978.48 : x
  2. Step 2: Convert to fraction form
    1,609,681.68/2,413,021.68 = 543,978.48/x
  3. Step 3: Cross multiply
    1,609,681.68x = 2,413,021.68 × 543,978.48
  4. Step 4: Simplify right side
    1,609,681.68x = 1,312,631,865,693.45
  5. Step 5: Solve for x
    x = 1,312,631,865,693.45/1,609,681.68
  6. Step 6: Final answer
    x = 815,460.52

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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.