Home / 1,686,887.31-2,325,483.24-1,202,611.71

Finding the Fourth Proportional to 1,686,887.31, 2,325,483.24 and 1,202,611.71

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Solution

The fourth proportional to 1,686,887.31, 2,325,483.24 and 1,202,611.71 is: 1,657,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,887.31 : 2,325,483.24 = 1,202,611.71 : x
  2. Step 2: Convert to fraction form
    1,686,887.31/2,325,483.24 = 1,202,611.71/x
  3. Step 3: Cross multiply
    1,686,887.31x = 2,325,483.24 × 1,202,611.71
  4. Step 4: Simplify right side
    1,686,887.31x = 2,796,653,375,832.74
  5. Step 5: Solve for x
    x = 2,796,653,375,832.74/1,686,887.31
  6. Step 6: Final answer
    x = 1,657,878.01

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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.