Home / 1,026,526.72-1,415,904-669,314.56

Finding the Fourth Proportional to 1,026,526.72, 1,415,904 and 669,314.56

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Solution

The fourth proportional to 1,026,526.72, 1,415,904 and 669,314.56 is: 923,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,526.72 : 1,415,904 = 669,314.56 : x
  2. Step 2: Convert to fraction form
    1,026,526.72/1,415,904 = 669,314.56/x
  3. Step 3: Cross multiply
    1,026,526.72x = 1,415,904 × 669,314.56
  4. Step 4: Simplify right side
    1,026,526.72x = 947,685,162,762.24
  5. Step 5: Solve for x
    x = 947,685,162,762.24/1,026,526.72
  6. Step 6: Final answer
    x = 923,195.81

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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.