Home / 1,254,395.03-1,731,055.59-681,439.28

Finding the Fourth Proportional to 1,254,395.03, 1,731,055.59 and 681,439.28

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Solution

The fourth proportional to 1,254,395.03, 1,731,055.59 and 681,439.28 is: 940,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,395.03 : 1,731,055.59 = 681,439.28 : x
  2. Step 2: Convert to fraction form
    1,254,395.03/1,731,055.59 = 681,439.28/x
  3. Step 3: Cross multiply
    1,254,395.03x = 1,731,055.59 × 681,439.28
  4. Step 4: Simplify right side
    1,254,395.03x = 1,179,609,266,234.30
  5. Step 5: Solve for x
    x = 1,179,609,266,234.30/1,254,395.03
  6. Step 6: Final answer
    x = 940,381.01

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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.