Home / 1,443,882.48-1,992,581.32-790,497.47

Finding the Fourth Proportional to 1,443,882.48, 1,992,581.32 and 790,497.47

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Solution

The fourth proportional to 1,443,882.48, 1,992,581.32 and 790,497.47 is: 1,090,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,882.48 : 1,992,581.32 = 790,497.47 : x
  2. Step 2: Convert to fraction form
    1,443,882.48/1,992,581.32 = 790,497.47/x
  3. Step 3: Cross multiply
    1,443,882.48x = 1,992,581.32 × 790,497.47
  4. Step 4: Simplify right side
    1,443,882.48x = 1,575,130,495,234.47
  5. Step 5: Solve for x
    x = 1,575,130,495,234.47/1,443,882.48
  6. Step 6: Final answer
    x = 1,090,899.38

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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.