Home / 1,285,028.62-1,925,515.13-474,297.15

Finding the Fourth Proportional to 1,285,028.62, 1,925,515.13 and 474,297.15

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Solution

The fourth proportional to 1,285,028.62, 1,925,515.13 and 474,297.15 is: 710,697.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,028.62 : 1,925,515.13 = 474,297.15 : x
  2. Step 2: Convert to fraction form
    1,285,028.62/1,925,515.13 = 474,297.15/x
  3. Step 3: Cross multiply
    1,285,028.62x = 1,925,515.13 × 474,297.15
  4. Step 4: Simplify right side
    1,285,028.62x = 913,266,343,290.08
  5. Step 5: Solve for x
    x = 913,266,343,290.08/1,285,028.62
  6. Step 6: Final answer
    x = 710,697.28

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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.