Home / 1,185,733.61-1,778,604.63-287,175.96

Finding the Fourth Proportional to 1,185,733.61, 1,778,604.63 and 287,175.96

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Solution

The fourth proportional to 1,185,733.61, 1,778,604.63 and 287,175.96 is: 430,764.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,733.61 : 1,778,604.63 = 287,175.96 : x
  2. Step 2: Convert to fraction form
    1,185,733.61/1,778,604.63 = 287,175.96/x
  3. Step 3: Cross multiply
    1,185,733.61x = 1,778,604.63 × 287,175.96
  4. Step 4: Simplify right side
    1,185,733.61x = 510,772,487,616.82
  5. Step 5: Solve for x
    x = 510,772,487,616.82/1,185,733.61
  6. Step 6: Final answer
    x = 430,764.96

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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.