Home / 2,262,319.20-3,393,302.40-1,315,085.76

Finding the Fourth Proportional to 2,262,319.20, 3,393,302.40 and 1,315,085.76

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Solution

The fourth proportional to 2,262,319.20, 3,393,302.40 and 1,315,085.76 is: 1,972,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,319.20 : 3,393,302.40 = 1,315,085.76 : x
  2. Step 2: Convert to fraction form
    2,262,319.20/3,393,302.40 = 1,315,085.76/x
  3. Step 3: Cross multiply
    2,262,319.20x = 3,393,302.40 × 1,315,085.76
  4. Step 4: Simplify right side
    2,262,319.20x = 4,462,483,665,613.82
  5. Step 5: Solve for x
    x = 4,462,483,665,613.82/2,262,319.20
  6. Step 6: Final answer
    x = 1,972,526.10

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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.