Home / 1,248,904.58-1,723,530.11-765,376.35

Finding the Fourth Proportional to 1,248,904.58, 1,723,530.11 and 765,376.35

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Solution

The fourth proportional to 1,248,904.58, 1,723,530.11 and 765,376.35 is: 1,056,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,904.58 : 1,723,530.11 = 765,376.35 : x
  2. Step 2: Convert to fraction form
    1,248,904.58/1,723,530.11 = 765,376.35/x
  3. Step 3: Cross multiply
    1,248,904.58x = 1,723,530.11 × 765,376.35
  4. Step 4: Simplify right side
    1,248,904.58x = 1,319,149,184,706.90
  5. Step 5: Solve for x
    x = 1,319,149,184,706.90/1,248,904.58
  6. Step 6: Final answer
    x = 1,056,244.97

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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.