Home / 1,452,306.30-2,178,459.45-788,754.30

Finding the Fourth Proportional to 1,452,306.30, 2,178,459.45 and 788,754.30

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Solution

The fourth proportional to 1,452,306.30, 2,178,459.45 and 788,754.30 is: 1,183,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,306.30 : 2,178,459.45 = 788,754.30 : x
  2. Step 2: Convert to fraction form
    1,452,306.30/2,178,459.45 = 788,754.30/x
  3. Step 3: Cross multiply
    1,452,306.30x = 2,178,459.45 × 788,754.30
  4. Step 4: Simplify right side
    1,452,306.30x = 1,718,269,258,563.14
  5. Step 5: Solve for x
    x = 1,718,269,258,563.14/1,452,306.30
  6. Step 6: Final answer
    x = 1,183,131.45

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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.