Home / 1,870,596.96-2,580,814.80-1,144,687.20

Finding the Fourth Proportional to 1,870,596.96, 2,580,814.80 and 1,144,687.20

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Solution

The fourth proportional to 1,870,596.96, 2,580,814.80 and 1,144,687.20 is: 1,579,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,596.96 : 2,580,814.80 = 1,144,687.20 : x
  2. Step 2: Convert to fraction form
    1,870,596.96/2,580,814.80 = 1,144,687.20/x
  3. Step 3: Cross multiply
    1,870,596.96x = 2,580,814.80 × 1,144,687.20
  4. Step 4: Simplify right side
    1,870,596.96x = 2,954,225,667,130.56
  5. Step 5: Solve for x
    x = 2,954,225,667,130.56/1,870,596.96
  6. Step 6: Final answer
    x = 1,579,295.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.