Home / 1,146,064.92-1,581,578.96-716,594.01

Finding the Fourth Proportional to 1,146,064.92, 1,581,578.96 and 716,594.01

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Solution

The fourth proportional to 1,146,064.92, 1,581,578.96 and 716,594.01 is: 988,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,064.92 : 1,581,578.96 = 716,594.01 : x
  2. Step 2: Convert to fraction form
    1,146,064.92/1,581,578.96 = 716,594.01/x
  3. Step 3: Cross multiply
    1,146,064.92x = 1,581,578.96 × 716,594.01
  4. Step 4: Simplify right side
    1,146,064.92x = 1,133,350,009,078.03
  5. Step 5: Solve for x
    x = 1,133,350,009,078.03/1,146,064.92
  6. Step 6: Final answer
    x = 988,905.59

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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.