Home / 5,127,000-7,075,143.36-2,835,179.52

Finding the Fourth Proportional to 5,127,000, 7,075,143.36 and 2,835,179.52

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Solution

The fourth proportional to 5,127,000, 7,075,143.36 and 2,835,179.52 is: 3,912,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,000 : 7,075,143.36 = 2,835,179.52 : x
  2. Step 2: Convert to fraction form
    5,127,000/7,075,143.36 = 2,835,179.52/x
  3. Step 3: Cross multiply
    5,127,000x = 7,075,143.36 × 2,835,179.52
  4. Step 4: Simplify right side
    5,127,000x = 20,059,301,555,335.99
  5. Step 5: Solve for x
    x = 20,059,301,555,335.99/5,127,000
  6. Step 6: Final answer
    x = 3,912,483.24

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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.