Home / 1,155,374.36-1,593,879.42-747,607.87

Finding the Fourth Proportional to 1,155,374.36, 1,593,879.42 and 747,607.87

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Solution

The fourth proportional to 1,155,374.36, 1,593,879.42 and 747,607.87 is: 1,031,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,374.36 : 1,593,879.42 = 747,607.87 : x
  2. Step 2: Convert to fraction form
    1,155,374.36/1,593,879.42 = 747,607.87/x
  3. Step 3: Cross multiply
    1,155,374.36x = 1,593,879.42 × 747,607.87
  4. Step 4: Simplify right side
    1,155,374.36x = 1,191,596,794,485.00
  5. Step 5: Solve for x
    x = 1,191,596,794,485.00/1,155,374.36
  6. Step 6: Final answer
    x = 1,031,351.25

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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.