Home / 1,302,492.48-1,797,507.36-729,499.20

Finding the Fourth Proportional to 1,302,492.48, 1,797,507.36 and 729,499.20

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Solution

The fourth proportional to 1,302,492.48, 1,797,507.36 and 729,499.20 is: 1,006,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,492.48 : 1,797,507.36 = 729,499.20 : x
  2. Step 2: Convert to fraction form
    1,302,492.48/1,797,507.36 = 729,499.20/x
  3. Step 3: Cross multiply
    1,302,492.48x = 1,797,507.36 × 729,499.20
  4. Step 4: Simplify right side
    1,302,492.48x = 1,311,280,181,114.11
  5. Step 5: Solve for x
    x = 1,311,280,181,114.11/1,302,492.48
  6. Step 6: Final answer
    x = 1,006,746.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.