Home / 1,562,167.52-2,155,842-864,456.32

Finding the Fourth Proportional to 1,562,167.52, 2,155,842 and 864,456.32

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Solution

The fourth proportional to 1,562,167.52, 2,155,842 and 864,456.32 is: 1,192,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,167.52 : 2,155,842 = 864,456.32 : x
  2. Step 2: Convert to fraction form
    1,562,167.52/2,155,842 = 864,456.32/x
  3. Step 3: Cross multiply
    1,562,167.52x = 2,155,842 × 864,456.32
  4. Step 4: Simplify right side
    1,562,167.52x = 1,863,631,241,821.44
  5. Step 5: Solve for x
    x = 1,863,631,241,821.44/1,562,167.52
  6. Step 6: Final answer
    x = 1,192,977.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.