Home / 1,238,473.60-1,854,945.60-957,078.40

Finding the Fourth Proportional to 1,238,473.60, 1,854,945.60 and 957,078.40

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Solution

The fourth proportional to 1,238,473.60, 1,854,945.60 and 957,078.40 is: 1,433,480.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,473.60 : 1,854,945.60 = 957,078.40 : x
  2. Step 2: Convert to fraction form
    1,238,473.60/1,854,945.60 = 957,078.40/x
  3. Step 3: Cross multiply
    1,238,473.60x = 1,854,945.60 × 957,078.40
  4. Step 4: Simplify right side
    1,238,473.60x = 1,775,328,366,935.04
  5. Step 5: Solve for x
    x = 1,775,328,366,935.04/1,238,473.60
  6. Step 6: Final answer
    x = 1,433,480.99

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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.