Home / 1,403,735.64-2,106,432.90-517,893.72

Finding the Fourth Proportional to 1,403,735.64, 2,106,432.90 and 517,893.72

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Solution

The fourth proportional to 1,403,735.64, 2,106,432.90 and 517,893.72 is: 777,146.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,735.64 : 2,106,432.90 = 517,893.72 : x
  2. Step 2: Convert to fraction form
    1,403,735.64/2,106,432.90 = 517,893.72/x
  3. Step 3: Cross multiply
    1,403,735.64x = 2,106,432.90 × 517,893.72
  4. Step 4: Simplify right side
    1,403,735.64x = 1,090,908,370,511.39
  5. Step 5: Solve for x
    x = 1,090,908,370,511.39/1,403,735.64
  6. Step 6: Final answer
    x = 777,146.59

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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.