Home / 1,678,945.05-2,317,026.32-944,130.59

Finding the Fourth Proportional to 1,678,945.05, 2,317,026.32 and 944,130.59

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Solution

The fourth proportional to 1,678,945.05, 2,317,026.32 and 944,130.59 is: 1,302,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,945.05 : 2,317,026.32 = 944,130.59 : x
  2. Step 2: Convert to fraction form
    1,678,945.05/2,317,026.32 = 944,130.59/x
  3. Step 3: Cross multiply
    1,678,945.05x = 2,317,026.32 × 944,130.59
  4. Step 4: Simplify right side
    1,678,945.05x = 2,187,575,410,241.34
  5. Step 5: Solve for x
    x = 2,187,575,410,241.34/1,678,945.05
  6. Step 6: Final answer
    x = 1,302,946.40

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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.