Home / 1,116,052.72-1,539,584.95-729,094.63

Finding the Fourth Proportional to 1,116,052.72, 1,539,584.95 and 729,094.63

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Solution

The fourth proportional to 1,116,052.72, 1,539,584.95 and 729,094.63 is: 1,005,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,052.72 : 1,539,584.95 = 729,094.63 : x
  2. Step 2: Convert to fraction form
    1,116,052.72/1,539,584.95 = 729,094.63/x
  3. Step 3: Cross multiply
    1,116,052.72x = 1,539,584.95 × 729,094.63
  4. Step 4: Simplify right side
    1,116,052.72x = 1,122,503,119,473.82
  5. Step 5: Solve for x
    x = 1,122,503,119,473.82/1,116,052.72
  6. Step 6: Final answer
    x = 1,005,779.65

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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.