Home / 2,972,259.40-4,456,983.66-1,151,477.32

Finding the Fourth Proportional to 2,972,259.40, 4,456,983.66 and 1,151,477.32

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Solution

The fourth proportional to 2,972,259.40, 4,456,983.66 and 1,151,477.32 is: 1,726,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,259.40 : 4,456,983.66 = 1,151,477.32 : x
  2. Step 2: Convert to fraction form
    2,972,259.40/4,456,983.66 = 1,151,477.32/x
  3. Step 3: Cross multiply
    2,972,259.40x = 4,456,983.66 × 1,151,477.32
  4. Step 4: Simplify right side
    2,972,259.40x = 5,132,115,600,100.59
  5. Step 5: Solve for x
    x = 5,132,115,600,100.59/2,972,259.40
  6. Step 6: Final answer
    x = 1,726,671.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.