Home / 1,202,477.64-1,803,882.53-403,987.53

Finding the Fourth Proportional to 1,202,477.64, 1,803,882.53 and 403,987.53

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Solution

The fourth proportional to 1,202,477.64, 1,803,882.53 and 403,987.53 is: 606,037.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,477.64 : 1,803,882.53 = 403,987.53 : x
  2. Step 2: Convert to fraction form
    1,202,477.64/1,803,882.53 = 403,987.53/x
  3. Step 3: Cross multiply
    1,202,477.64x = 1,803,882.53 × 403,987.53
  4. Step 4: Simplify right side
    1,202,477.64x = 728,746,045,684.91
  5. Step 5: Solve for x
    x = 728,746,045,684.91/1,202,477.64
  6. Step 6: Final answer
    x = 606,037.09

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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.