Home / 1,415,997.04-1,954,053.16-771,425.04

Finding the Fourth Proportional to 1,415,997.04, 1,954,053.16 and 771,425.04

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Solution

The fourth proportional to 1,415,997.04, 1,954,053.16 and 771,425.04 is: 1,064,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,997.04 : 1,954,053.16 = 771,425.04 : x
  2. Step 2: Convert to fraction form
    1,415,997.04/1,954,053.16 = 771,425.04/x
  3. Step 3: Cross multiply
    1,415,997.04x = 1,954,053.16 × 771,425.04
  4. Step 4: Simplify right side
    1,415,997.04x = 1,507,405,537,115.13
  5. Step 5: Solve for x
    x = 1,507,405,537,115.13/1,415,997.04
  6. Step 6: Final answer
    x = 1,064,554.16

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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.