Home / 987,346.56-1,362,535.92-534,637.56

Finding the Fourth Proportional to 987,346.56, 1,362,535.92 and 534,637.56

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Solution

The fourth proportional to 987,346.56, 1,362,535.92 and 534,637.56 is: 737,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,346.56 : 1,362,535.92 = 534,637.56 : x
  2. Step 2: Convert to fraction form
    987,346.56/1,362,535.92 = 534,637.56/x
  3. Step 3: Cross multiply
    987,346.56x = 1,362,535.92 × 534,637.56
  4. Step 4: Simplify right side
    987,346.56x = 728,462,879,681.16
  5. Step 5: Solve for x
    x = 728,462,879,681.16/987,346.56
  6. Step 6: Final answer
    x = 737,798.57

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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.