Home / 1,578,122.56-2,367,254.28-483,828.65

Finding the Fourth Proportional to 1,578,122.56, 2,367,254.28 and 483,828.65

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Solution

The fourth proportional to 1,578,122.56, 2,367,254.28 and 483,828.65 is: 725,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,122.56 : 2,367,254.28 = 483,828.65 : x
  2. Step 2: Convert to fraction form
    1,578,122.56/2,367,254.28 = 483,828.65/x
  3. Step 3: Cross multiply
    1,578,122.56x = 2,367,254.28 × 483,828.65
  4. Step 4: Simplify right side
    1,578,122.56x = 1,145,345,447,277.23
  5. Step 5: Solve for x
    x = 1,145,345,447,277.23/1,578,122.56
  6. Step 6: Final answer
    x = 725,764.57

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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.