Home / 1,353,886.76-2,030,305.26-722,456.12

Finding the Fourth Proportional to 1,353,886.76, 2,030,305.26 and 722,456.12

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Solution

The fourth proportional to 1,353,886.76, 2,030,305.26 and 722,456.12 is: 1,083,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,886.76 : 2,030,305.26 = 722,456.12 : x
  2. Step 2: Convert to fraction form
    1,353,886.76/2,030,305.26 = 722,456.12/x
  3. Step 3: Cross multiply
    1,353,886.76x = 2,030,305.26 × 722,456.12
  4. Step 4: Simplify right side
    1,353,886.76x = 1,466,806,460,555.19
  5. Step 5: Solve for x
    x = 1,466,806,460,555.19/1,353,886.76
  6. Step 6: Final answer
    x = 1,083,404.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.