Home / 2,906,125.80-4,357,220.40-1,485,013.20

Finding the Fourth Proportional to 2,906,125.80, 4,357,220.40 and 1,485,013.20

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Solution

The fourth proportional to 2,906,125.80, 4,357,220.40 and 1,485,013.20 is: 2,226,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,125.80 : 4,357,220.40 = 1,485,013.20 : x
  2. Step 2: Convert to fraction form
    2,906,125.80/4,357,220.40 = 1,485,013.20/x
  3. Step 3: Cross multiply
    2,906,125.80x = 4,357,220.40 × 1,485,013.20
  4. Step 4: Simplify right side
    2,906,125.80x = 6,470,529,809,309.28
  5. Step 5: Solve for x
    x = 6,470,529,809,309.28/2,906,125.80
  6. Step 6: Final answer
    x = 2,226,514.01

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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.