Home / 1,551,026.78-2,140,386.26-862,683.82

Finding the Fourth Proportional to 1,551,026.78, 2,140,386.26 and 862,683.82

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Solution

The fourth proportional to 1,551,026.78, 2,140,386.26 and 862,683.82 is: 1,190,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,026.78 : 2,140,386.26 = 862,683.82 : x
  2. Step 2: Convert to fraction form
    1,551,026.78/2,140,386.26 = 862,683.82/x
  3. Step 3: Cross multiply
    1,551,026.78x = 2,140,386.26 × 862,683.82
  4. Step 4: Simplify right side
    1,551,026.78x = 1,846,476,595,799.75
  5. Step 5: Solve for x
    x = 1,846,476,595,799.75/1,551,026.78
  6. Step 6: Final answer
    x = 1,190,486.60

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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.