Home / 1,102,305.38-1,653,459.30-437,457.38

Finding the Fourth Proportional to 1,102,305.38, 1,653,459.30 and 437,457.38

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Solution

The fourth proportional to 1,102,305.38, 1,653,459.30 and 437,457.38 is: 656,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,305.38 : 1,653,459.30 = 437,457.38 : x
  2. Step 2: Convert to fraction form
    1,102,305.38/1,653,459.30 = 437,457.38/x
  3. Step 3: Cross multiply
    1,102,305.38x = 1,653,459.30 × 437,457.38
  4. Step 4: Simplify right side
    1,102,305.38x = 723,317,965,047.34
  5. Step 5: Solve for x
    x = 723,317,965,047.34/1,102,305.38
  6. Step 6: Final answer
    x = 656,186.55

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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.