Home / 1,639,436.66-2,459,152.81-441,360.29

Finding the Fourth Proportional to 1,639,436.66, 2,459,152.81 and 441,360.29

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Solution

The fourth proportional to 1,639,436.66, 2,459,152.81 and 441,360.29 is: 662,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,436.66 : 2,459,152.81 = 441,360.29 : x
  2. Step 2: Convert to fraction form
    1,639,436.66/2,459,152.81 = 441,360.29/x
  3. Step 3: Cross multiply
    1,639,436.66x = 2,459,152.81 × 441,360.29
  4. Step 4: Simplify right side
    1,639,436.66x = 1,085,372,404,075.50
  5. Step 5: Solve for x
    x = 1,085,372,404,075.50/1,639,436.66
  6. Step 6: Final answer
    x = 662,039.85

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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.