Home / 1,064,208.44-1,467,411.18-870,015.80

Finding the Fourth Proportional to 1,064,208.44, 1,467,411.18 and 870,015.80

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Solution

The fourth proportional to 1,064,208.44, 1,467,411.18 and 870,015.80 is: 1,199,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,208.44 : 1,467,411.18 = 870,015.80 : x
  2. Step 2: Convert to fraction form
    1,064,208.44/1,467,411.18 = 870,015.80/x
  3. Step 3: Cross multiply
    1,064,208.44x = 1,467,411.18 × 870,015.80
  4. Step 4: Simplify right side
    1,064,208.44x = 1,276,670,911,696.64
  5. Step 5: Solve for x
    x = 1,276,670,911,696.64/1,064,208.44
  6. Step 6: Final answer
    x = 1,199,643.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.