Home / 1,448,742.17-1,999,164.13-804,111.62

Finding the Fourth Proportional to 1,448,742.17, 1,999,164.13 and 804,111.62

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Solution

The fourth proportional to 1,448,742.17, 1,999,164.13 and 804,111.62 is: 1,109,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,742.17 : 1,999,164.13 = 804,111.62 : x
  2. Step 2: Convert to fraction form
    1,448,742.17/1,999,164.13 = 804,111.62/x
  3. Step 3: Cross multiply
    1,448,742.17x = 1,999,164.13 × 804,111.62
  4. Step 4: Simplify right side
    1,448,742.17x = 1,607,551,103,199.63
  5. Step 5: Solve for x
    x = 1,607,551,103,199.63/1,448,742.17
  6. Step 6: Final answer
    x = 1,109,618.49

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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.