Home / 1,443,916.96-1,992,628.98-790,532.08

Finding the Fourth Proportional to 1,443,916.96, 1,992,628.98 and 790,532.08

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Solution

The fourth proportional to 1,443,916.96, 1,992,628.98 and 790,532.08 is: 1,090,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,916.96 : 1,992,628.98 = 790,532.08 : x
  2. Step 2: Convert to fraction form
    1,443,916.96/1,992,628.98 = 790,532.08/x
  3. Step 3: Cross multiply
    1,443,916.96x = 1,992,628.98 × 790,532.08
  4. Step 4: Simplify right side
    1,443,916.96x = 1,575,237,132,227.68
  5. Step 5: Solve for x
    x = 1,575,237,132,227.68/1,443,916.96
  6. Step 6: Final answer
    x = 1,090,947.18

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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.