Home / 1,471,047.96-2,209,893.60-872,401.77

Finding the Fourth Proportional to 1,471,047.96, 2,209,893.60 and 872,401.77

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Solution

The fourth proportional to 1,471,047.96, 2,209,893.60 and 872,401.77 is: 1,310,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,047.96 : 2,209,893.60 = 872,401.77 : x
  2. Step 2: Convert to fraction form
    1,471,047.96/2,209,893.60 = 872,401.77/x
  3. Step 3: Cross multiply
    1,471,047.96x = 2,209,893.60 × 872,401.77
  4. Step 4: Simplify right side
    1,471,047.96x = 1,927,915,088,151.67
  5. Step 5: Solve for x
    x = 1,927,915,088,151.67/1,471,047.96
  6. Step 6: Final answer
    x = 1,310,572.56

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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.