Home / 1,436,514.06-2,155,405.84-753,237.76

Finding the Fourth Proportional to 1,436,514.06, 2,155,405.84 and 753,237.76

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Solution

The fourth proportional to 1,436,514.06, 2,155,405.84 and 753,237.76 is: 1,130,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,514.06 : 2,155,405.84 = 753,237.76 : x
  2. Step 2: Convert to fraction form
    1,436,514.06/2,155,405.84 = 753,237.76/x
  3. Step 3: Cross multiply
    1,436,514.06x = 2,155,405.84 × 753,237.76
  4. Step 4: Simplify right side
    1,436,514.06x = 1,623,533,066,812.52
  5. Step 5: Solve for x
    x = 1,623,533,066,812.52/1,436,514.06
  6. Step 6: Final answer
    x = 1,130,189.47

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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.