Home / 1,158,665.28-1,598,954.40-675,516.48

Finding the Fourth Proportional to 1,158,665.28, 1,598,954.40 and 675,516.48

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Solution

The fourth proportional to 1,158,665.28, 1,598,954.40 and 675,516.48 is: 932,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,665.28 : 1,598,954.40 = 675,516.48 : x
  2. Step 2: Convert to fraction form
    1,158,665.28/1,598,954.40 = 675,516.48/x
  3. Step 3: Cross multiply
    1,158,665.28x = 1,598,954.40 × 675,516.48
  4. Step 4: Simplify right side
    1,158,665.28x = 1,080,120,047,968.51
  5. Step 5: Solve for x
    x = 1,080,120,047,968.51/1,158,665.28
  6. Step 6: Final answer
    x = 932,210.59

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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.