Home / 1,509,535.56-2,264,326.38-387,579.72

Finding the Fourth Proportional to 1,509,535.56, 2,264,326.38 and 387,579.72

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Solution

The fourth proportional to 1,509,535.56, 2,264,326.38 and 387,579.72 is: 581,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,535.56 : 2,264,326.38 = 387,579.72 : x
  2. Step 2: Convert to fraction form
    1,509,535.56/2,264,326.38 = 387,579.72/x
  3. Step 3: Cross multiply
    1,509,535.56x = 2,264,326.38 × 387,579.72
  4. Step 4: Simplify right side
    1,509,535.56x = 877,606,984,349.01
  5. Step 5: Solve for x
    x = 877,606,984,349.01/1,509,535.56
  6. Step 6: Final answer
    x = 581,375.50

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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.