Home / 1,479,411.70-2,217,821.55-1,004,557.30

Finding the Fourth Proportional to 1,479,411.70, 2,217,821.55 and 1,004,557.30

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Solution

The fourth proportional to 1,479,411.70, 2,217,821.55 and 1,004,557.30 is: 1,505,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,411.70 : 2,217,821.55 = 1,004,557.30 : x
  2. Step 2: Convert to fraction form
    1,479,411.70/2,217,821.55 = 1,004,557.30/x
  3. Step 3: Cross multiply
    1,479,411.70x = 2,217,821.55 × 1,004,557.30
  4. Step 4: Simplify right side
    1,479,411.70x = 2,227,928,828,149.82
  5. Step 5: Solve for x
    x = 2,227,928,828,149.82/1,479,411.70
  6. Step 6: Final answer
    x = 1,505,955.93

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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.