Home / 1,337,409.60-2,006,244-390,759.36

Finding the Fourth Proportional to 1,337,409.60, 2,006,244 and 390,759.36

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Solution

The fourth proportional to 1,337,409.60, 2,006,244 and 390,759.36 is: 586,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,409.60 : 2,006,244 = 390,759.36 : x
  2. Step 2: Convert to fraction form
    1,337,409.60/2,006,244 = 390,759.36/x
  3. Step 3: Cross multiply
    1,337,409.60x = 2,006,244 × 390,759.36
  4. Step 4: Simplify right side
    1,337,409.60x = 783,958,621,443.84
  5. Step 5: Solve for x
    x = 783,958,621,443.84/1,337,409.60
  6. Step 6: Final answer
    x = 586,176.91

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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.