Home / 1,013,210.64-1,519,254.36-414,591.48

Finding the Fourth Proportional to 1,013,210.64, 1,519,254.36 and 414,591.48

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Solution

The fourth proportional to 1,013,210.64, 1,519,254.36 and 414,591.48 is: 621,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,210.64 : 1,519,254.36 = 414,591.48 : x
  2. Step 2: Convert to fraction form
    1,013,210.64/1,519,254.36 = 414,591.48/x
  3. Step 3: Cross multiply
    1,013,210.64x = 1,519,254.36 × 414,591.48
  4. Step 4: Simplify right side
    1,013,210.64x = 629,869,913,608.85
  5. Step 5: Solve for x
    x = 629,869,913,608.85/1,013,210.64
  6. Step 6: Final answer
    x = 621,657.42

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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.