Home / 4,816,557.56-7,219,778.86-1,620,574.18

Finding the Fourth Proportional to 4,816,557.56, 7,219,778.86 and 1,620,574.18

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Solution

The fourth proportional to 4,816,557.56, 7,219,778.86 and 1,620,574.18 is: 2,429,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816,557.56 : 7,219,778.86 = 1,620,574.18 : x
  2. Step 2: Convert to fraction form
    4,816,557.56/7,219,778.86 = 1,620,574.18/x
  3. Step 3: Cross multiply
    4,816,557.56x = 7,219,778.86 × 1,620,574.18
  4. Step 4: Simplify right side
    4,816,557.56x = 11,700,187,205,825.83
  5. Step 5: Solve for x
    x = 11,700,187,205,825.83/4,816,557.56
  6. Step 6: Final answer
    x = 2,429,159.64

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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.