Home / 1,507,612.38-2,080,500.03-863,030.58

Finding the Fourth Proportional to 1,507,612.38, 2,080,500.03 and 863,030.58

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Solution

The fourth proportional to 1,507,612.38, 2,080,500.03 and 863,030.58 is: 1,190,979.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,612.38 : 2,080,500.03 = 863,030.58 : x
  2. Step 2: Convert to fraction form
    1,507,612.38/2,080,500.03 = 863,030.58/x
  3. Step 3: Cross multiply
    1,507,612.38x = 2,080,500.03 × 863,030.58
  4. Step 4: Simplify right side
    1,507,612.38x = 1,795,535,147,580.92
  5. Step 5: Solve for x
    x = 1,795,535,147,580.92/1,507,612.38
  6. Step 6: Final answer
    x = 1,190,979.31

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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.