Home / 1,337,327.34-1,845,511.71-764,379.81

Finding the Fourth Proportional to 1,337,327.34, 1,845,511.71 and 764,379.81

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Solution

The fourth proportional to 1,337,327.34, 1,845,511.71 and 764,379.81 is: 1,054,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,327.34 : 1,845,511.71 = 764,379.81 : x
  2. Step 2: Convert to fraction form
    1,337,327.34/1,845,511.71 = 764,379.81/x
  3. Step 3: Cross multiply
    1,337,327.34x = 1,845,511.71 × 764,379.81
  4. Step 4: Simplify right side
    1,337,327.34x = 1,410,671,887,376.15
  5. Step 5: Solve for x
    x = 1,410,671,887,376.15/1,337,327.34
  6. Step 6: Final answer
    x = 1,054,844.13

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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.