Home / 1,658,087.60-2,485,673.40-1,123,876.40

Finding the Fourth Proportional to 1,658,087.60, 2,485,673.40 and 1,123,876.40

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Solution

The fourth proportional to 1,658,087.60, 2,485,673.40 and 1,123,876.40 is: 1,684,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,087.60 : 2,485,673.40 = 1,123,876.40 : x
  2. Step 2: Convert to fraction form
    1,658,087.60/2,485,673.40 = 1,123,876.40/x
  3. Step 3: Cross multiply
    1,658,087.60x = 2,485,673.40 × 1,123,876.40
  4. Step 4: Simplify right side
    1,658,087.60x = 2,793,589,672,367.76
  5. Step 5: Solve for x
    x = 2,793,589,672,367.76/1,658,087.60
  6. Step 6: Final answer
    x = 1,684,826.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.