Home / 1,009,263.70-1,512,181.80-609,063.55

Finding the Fourth Proportional to 1,009,263.70, 1,512,181.80 and 609,063.55

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Solution

The fourth proportional to 1,009,263.70, 1,512,181.80 and 609,063.55 is: 912,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,263.70 : 1,512,181.80 = 609,063.55 : x
  2. Step 2: Convert to fraction form
    1,009,263.70/1,512,181.80 = 609,063.55/x
  3. Step 3: Cross multiply
    1,009,263.70x = 1,512,181.80 × 609,063.55
  4. Step 4: Simplify right side
    1,009,263.70x = 921,014,815,353.39
  5. Step 5: Solve for x
    x = 921,014,815,353.39/1,009,263.70
  6. Step 6: Final answer
    x = 912,561.12

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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.