Home / 1,237,314.72-1,707,614.16-693,542.88

Finding the Fourth Proportional to 1,237,314.72, 1,707,614.16 and 693,542.88

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Solution

The fourth proportional to 1,237,314.72, 1,707,614.16 and 693,542.88 is: 957,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,314.72 : 1,707,614.16 = 693,542.88 : x
  2. Step 2: Convert to fraction form
    1,237,314.72/1,707,614.16 = 693,542.88/x
  3. Step 3: Cross multiply
    1,237,314.72x = 1,707,614.16 × 693,542.88
  4. Step 4: Simplify right side
    1,237,314.72x = 1,184,303,642,455.18
  5. Step 5: Solve for x
    x = 1,184,303,642,455.18/1,237,314.72
  6. Step 6: Final answer
    x = 957,156.35

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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.