Home / 1,678,537.47-2,516,013.36-957,326.43

Finding the Fourth Proportional to 1,678,537.47, 2,516,013.36 and 957,326.43

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Solution

The fourth proportional to 1,678,537.47, 2,516,013.36 and 957,326.43 is: 1,434,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,537.47 : 2,516,013.36 = 957,326.43 : x
  2. Step 2: Convert to fraction form
    1,678,537.47/2,516,013.36 = 957,326.43/x
  3. Step 3: Cross multiply
    1,678,537.47x = 2,516,013.36 × 957,326.43
  4. Step 4: Simplify right side
    1,678,537.47x = 2,408,646,087,761.11
  5. Step 5: Solve for x
    x = 2,408,646,087,761.11/1,678,537.47
  6. Step 6: Final answer
    x = 1,434,967.13

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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.