Home / 1,119,620.07-1,679,256.97-409,482.03

Finding the Fourth Proportional to 1,119,620.07, 1,679,256.97 and 409,482.03

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Solution

The fourth proportional to 1,119,620.07, 1,679,256.97 and 409,482.03 is: 614,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,620.07 : 1,679,256.97 = 409,482.03 : x
  2. Step 2: Convert to fraction form
    1,119,620.07/1,679,256.97 = 409,482.03/x
  3. Step 3: Cross multiply
    1,119,620.07x = 1,679,256.97 × 409,482.03
  4. Step 4: Simplify right side
    1,119,620.07x = 687,625,558,240.76
  5. Step 5: Solve for x
    x = 687,625,558,240.76/1,119,620.07
  6. Step 6: Final answer
    x = 614,159.73

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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.