Home / 1,012,698.46-1,519,795.32-480,221.29

Finding the Fourth Proportional to 1,012,698.46, 1,519,795.32 and 480,221.29

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Solution

The fourth proportional to 1,012,698.46, 1,519,795.32 and 480,221.29 is: 720,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,698.46 : 1,519,795.32 = 480,221.29 : x
  2. Step 2: Convert to fraction form
    1,012,698.46/1,519,795.32 = 480,221.29/x
  3. Step 3: Cross multiply
    1,012,698.46x = 1,519,795.32 × 480,221.29
  4. Step 4: Simplify right side
    1,012,698.46x = 729,838,069,106.36
  5. Step 5: Solve for x
    x = 729,838,069,106.36/1,012,698.46
  6. Step 6: Final answer
    x = 720,686.46

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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.