Home / 1,009,251.88-1,512,164.08-609,051.72

Finding the Fourth Proportional to 1,009,251.88, 1,512,164.08 and 609,051.72

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Solution

The fourth proportional to 1,009,251.88, 1,512,164.08 and 609,051.72 is: 912,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,251.88 : 1,512,164.08 = 609,051.72 : x
  2. Step 2: Convert to fraction form
    1,009,251.88/1,512,164.08 = 609,051.72/x
  3. Step 3: Cross multiply
    1,009,251.88x = 1,512,164.08 × 609,051.72
  4. Step 4: Simplify right side
    1,009,251.88x = 920,986,133,846.22
  5. Step 5: Solve for x
    x = 920,986,133,846.22/1,009,251.88
  6. Step 6: Final answer
    x = 912,543.39

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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.