Home / 1,205,952-1,664,213.76-669,457.92

Finding the Fourth Proportional to 1,205,952, 1,664,213.76 and 669,457.92

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Solution

The fourth proportional to 1,205,952, 1,664,213.76 and 669,457.92 is: 923,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,952 : 1,664,213.76 = 669,457.92 : x
  2. Step 2: Convert to fraction form
    1,205,952/1,664,213.76 = 669,457.92/x
  3. Step 3: Cross multiply
    1,205,952x = 1,664,213.76 × 669,457.92
  4. Step 4: Simplify right side
    1,205,952x = 1,114,121,082,204.98
  5. Step 5: Solve for x
    x = 1,114,121,082,204.98/1,205,952
  6. Step 6: Final answer
    x = 923,851.93

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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.