Home / 1,146,060.42-1,581,572.75-716,589.51

Finding the Fourth Proportional to 1,146,060.42, 1,581,572.75 and 716,589.51

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Solution

The fourth proportional to 1,146,060.42, 1,581,572.75 and 716,589.51 is: 988,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,060.42 : 1,581,572.75 = 716,589.51 : x
  2. Step 2: Convert to fraction form
    1,146,060.42/1,581,572.75 = 716,589.51/x
  3. Step 3: Cross multiply
    1,146,060.42x = 1,581,572.75 × 716,589.51
  4. Step 4: Simplify right side
    1,146,060.42x = 1,133,338,441,951.85
  5. Step 5: Solve for x
    x = 1,133,338,441,951.85/1,146,060.42
  6. Step 6: Final answer
    x = 988,899.38

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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.