Home / 1,129,935.96-1,559,315.88-613,690.56

Finding the Fourth Proportional to 1,129,935.96, 1,559,315.88 and 613,690.56

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Solution

The fourth proportional to 1,129,935.96, 1,559,315.88 and 613,690.56 is: 846,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,935.96 : 1,559,315.88 = 613,690.56 : x
  2. Step 2: Convert to fraction form
    1,129,935.96/1,559,315.88 = 613,690.56/x
  3. Step 3: Cross multiply
    1,129,935.96x = 1,559,315.88 × 613,690.56
  4. Step 4: Simplify right side
    1,129,935.96x = 956,937,435,614.09
  5. Step 5: Solve for x
    x = 956,937,435,614.09/1,129,935.96
  6. Step 6: Final answer
    x = 846,895.28

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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.