Home / 3,708,636.95-5,563,583.45-1,279,130.51

Finding the Fourth Proportional to 3,708,636.95, 5,563,583.45 and 1,279,130.51

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Solution

The fourth proportional to 3,708,636.95, 5,563,583.45 and 1,279,130.51 is: 1,918,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708,636.95 : 5,563,583.45 = 1,279,130.51 : x
  2. Step 2: Convert to fraction form
    3,708,636.95/5,563,583.45 = 1,279,130.51/x
  3. Step 3: Cross multiply
    3,708,636.95x = 5,563,583.45 × 1,279,130.51
  4. Step 4: Simplify right side
    3,708,636.95x = 7,116,549,335,826.06
  5. Step 5: Solve for x
    x = 7,116,549,335,826.06/3,708,636.95
  6. Step 6: Final answer
    x = 1,918,912.37

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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.