Home / 2,921,270.48-4,378,288.44-1,655,259.92

Finding the Fourth Proportional to 2,921,270.48, 4,378,288.44 and 1,655,259.92

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Solution

The fourth proportional to 2,921,270.48, 4,378,288.44 and 1,655,259.92 is: 2,480,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,270.48 : 4,378,288.44 = 1,655,259.92 : x
  2. Step 2: Convert to fraction form
    2,921,270.48/4,378,288.44 = 1,655,259.92/x
  3. Step 3: Cross multiply
    2,921,270.48x = 4,378,288.44 × 1,655,259.92
  4. Step 4: Simplify right side
    2,921,270.48x = 7,247,205,372,931.33
  5. Step 5: Solve for x
    x = 7,247,205,372,931.33/2,921,270.48
  6. Step 6: Final answer
    x = 2,480,840.24

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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.