Home / 1,402,915.37-1,936,022.38-758,335.57

Finding the Fourth Proportional to 1,402,915.37, 1,936,022.38 and 758,335.57

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Solution

The fourth proportional to 1,402,915.37, 1,936,022.38 and 758,335.57 is: 1,046,502.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,915.37 : 1,936,022.38 = 758,335.57 : x
  2. Step 2: Convert to fraction form
    1,402,915.37/1,936,022.38 = 758,335.57/x
  3. Step 3: Cross multiply
    1,402,915.37x = 1,936,022.38 × 758,335.57
  4. Step 4: Simplify right side
    1,402,915.37x = 1,468,154,638,014.27
  5. Step 5: Solve for x
    x = 1,468,154,638,014.27/1,402,915.37
  6. Step 6: Final answer
    x = 1,046,502.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.