Home / 1,888,877.85-2,606,575.53-1,029,419.64

Finding the Fourth Proportional to 1,888,877.85, 2,606,575.53 and 1,029,419.64

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Solution

The fourth proportional to 1,888,877.85, 2,606,575.53 and 1,029,419.64 is: 1,420,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,877.85 : 2,606,575.53 = 1,029,419.64 : x
  2. Step 2: Convert to fraction form
    1,888,877.85/2,606,575.53 = 1,029,419.64/x
  3. Step 3: Cross multiply
    1,888,877.85x = 2,606,575.53 × 1,029,419.64
  4. Step 4: Simplify right side
    1,888,877.85x = 2,683,260,043,725.41
  5. Step 5: Solve for x
    x = 2,683,260,043,725.41/1,888,877.85
  6. Step 6: Final answer
    x = 1,420,557.74

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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.