Home / 1,528,870.41-2,293,305.89-449,382.87

Finding the Fourth Proportional to 1,528,870.41, 2,293,305.89 and 449,382.87

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Solution

The fourth proportional to 1,528,870.41, 2,293,305.89 and 449,382.87 is: 674,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,870.41 : 2,293,305.89 = 449,382.87 : x
  2. Step 2: Convert to fraction form
    1,528,870.41/2,293,305.89 = 449,382.87/x
  3. Step 3: Cross multiply
    1,528,870.41x = 2,293,305.89 × 449,382.87
  4. Step 4: Simplify right side
    1,528,870.41x = 1,030,572,380,389.19
  5. Step 5: Solve for x
    x = 1,030,572,380,389.19/1,528,870.41
  6. Step 6: Final answer
    x = 674,074.38

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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.