Home / 1,509,315.26-2,263,972.89-387,384.26

Finding the Fourth Proportional to 1,509,315.26, 2,263,972.89 and 387,384.26

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Solution

The fourth proportional to 1,509,315.26, 2,263,972.89 and 387,384.26 is: 581,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,315.26 : 2,263,972.89 = 387,384.26 : x
  2. Step 2: Convert to fraction form
    1,509,315.26/2,263,972.89 = 387,384.26/x
  3. Step 3: Cross multiply
    1,509,315.26x = 2,263,972.89 × 387,384.26
  4. Step 4: Simplify right side
    1,509,315.26x = 877,027,462,652.71
  5. Step 5: Solve for x
    x = 877,027,462,652.71/1,509,315.26
  6. Step 6: Final answer
    x = 581,076.39

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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.