Home / 1,246,564.40-1,720,259.56-673,604.72

Finding the Fourth Proportional to 1,246,564.40, 1,720,259.56 and 673,604.72

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Solution

The fourth proportional to 1,246,564.40, 1,720,259.56 and 673,604.72 is: 929,574.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,564.40 : 1,720,259.56 = 673,604.72 : x
  2. Step 2: Convert to fraction form
    1,246,564.40/1,720,259.56 = 673,604.72/x
  3. Step 3: Cross multiply
    1,246,564.40x = 1,720,259.56 × 673,604.72
  4. Step 4: Simplify right side
    1,246,564.40x = 1,158,774,959,241.12
  5. Step 5: Solve for x
    x = 1,158,774,959,241.12/1,246,564.40
  6. Step 6: Final answer
    x = 929,574.89

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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.