Home / 1,302,431.11-1,952,603.48-618,974.93

Finding the Fourth Proportional to 1,302,431.11, 1,952,603.48 and 618,974.93

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Solution

The fourth proportional to 1,302,431.11, 1,952,603.48 and 618,974.93 is: 927,966.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,431.11 : 1,952,603.48 = 618,974.93 : x
  2. Step 2: Convert to fraction form
    1,302,431.11/1,952,603.48 = 618,974.93/x
  3. Step 3: Cross multiply
    1,302,431.11x = 1,952,603.48 × 618,974.93
  4. Step 4: Simplify right side
    1,302,431.11x = 1,208,612,608,779.70
  5. Step 5: Solve for x
    x = 1,208,612,608,779.70/1,302,431.11
  6. Step 6: Final answer
    x = 927,966.63

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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.