Home / 1,443,881.07-1,992,666.57-823,699.92

Finding the Fourth Proportional to 1,443,881.07, 1,992,666.57 and 823,699.92

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Solution

The fourth proportional to 1,443,881.07, 1,992,666.57 and 823,699.92 is: 1,136,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,881.07 : 1,992,666.57 = 823,699.92 : x
  2. Step 2: Convert to fraction form
    1,443,881.07/1,992,666.57 = 823,699.92/x
  3. Step 3: Cross multiply
    1,443,881.07x = 1,992,666.57 × 823,699.92
  4. Step 4: Simplify right side
    1,443,881.07x = 1,641,359,294,295.67
  5. Step 5: Solve for x
    x = 1,641,359,294,295.67/1,443,881.07
  6. Step 6: Final answer
    x = 1,136,769.04

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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.