Home / 1,618,869-2,425,559.75-977,825.96

Finding the Fourth Proportional to 1,618,869, 2,425,559.75 and 977,825.96

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Solution

The fourth proportional to 1,618,869, 2,425,559.75 and 977,825.96 is: 1,465,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,869 : 2,425,559.75 = 977,825.96 : x
  2. Step 2: Convert to fraction form
    1,618,869/2,425,559.75 = 977,825.96/x
  3. Step 3: Cross multiply
    1,618,869x = 2,425,559.75 × 977,825.96
  4. Step 4: Simplify right side
    1,618,869x = 2,371,775,274,064.18
  5. Step 5: Solve for x
    x = 2,371,775,274,064.18/1,618,869
  6. Step 6: Final answer
    x = 1,465,081.66

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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.