Home / 1,456,333.96-2,010,603.05-1,294,742.68

Finding the Fourth Proportional to 1,456,333.96, 2,010,603.05 and 1,294,742.68

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Solution

The fourth proportional to 1,456,333.96, 2,010,603.05 and 1,294,742.68 is: 1,787,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,333.96 : 2,010,603.05 = 1,294,742.68 : x
  2. Step 2: Convert to fraction form
    1,456,333.96/2,010,603.05 = 1,294,742.68/x
  3. Step 3: Cross multiply
    1,456,333.96x = 2,010,603.05 × 1,294,742.68
  4. Step 4: Simplify right side
    1,456,333.96x = 2,603,213,581,373.17
  5. Step 5: Solve for x
    x = 2,603,213,581,373.17/1,456,333.96
  6. Step 6: Final answer
    x = 1,787,511.42

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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.