Home / 1,810,320.09-2,715,480-462,485.58

Finding the Fourth Proportional to 1,810,320.09, 2,715,480 and 462,485.58

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Solution

The fourth proportional to 1,810,320.09, 2,715,480 and 462,485.58 is: 693,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,320.09 : 2,715,480 = 462,485.58 : x
  2. Step 2: Convert to fraction form
    1,810,320.09/2,715,480 = 462,485.58/x
  3. Step 3: Cross multiply
    1,810,320.09x = 2,715,480 × 462,485.58
  4. Step 4: Simplify right side
    1,810,320.09x = 1,255,870,342,778.40
  5. Step 5: Solve for x
    x = 1,255,870,342,778.40/1,810,320.09
  6. Step 6: Final answer
    x = 693,728.34

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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.