Home / 1,146,063.42-1,581,576.89-716,592.51

Finding the Fourth Proportional to 1,146,063.42, 1,581,576.89 and 716,592.51

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Solution

The fourth proportional to 1,146,063.42, 1,581,576.89 and 716,592.51 is: 988,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,063.42 : 1,581,576.89 = 716,592.51 : x
  2. Step 2: Convert to fraction form
    1,146,063.42/1,581,576.89 = 716,592.51/x
  3. Step 3: Cross multiply
    1,146,063.42x = 1,581,576.89 × 716,592.51
  4. Step 4: Simplify right side
    1,146,063.42x = 1,133,346,153,363.09
  5. Step 5: Solve for x
    x = 1,133,346,153,363.09/1,146,063.42
  6. Step 6: Final answer
    x = 988,903.52

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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.