Home / 1,062,837.64-1,594,254.30-431,603.56

Finding the Fourth Proportional to 1,062,837.64, 1,594,254.30 and 431,603.56

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Solution

The fourth proportional to 1,062,837.64, 1,594,254.30 and 431,603.56 is: 647,404.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,837.64 : 1,594,254.30 = 431,603.56 : x
  2. Step 2: Convert to fraction form
    1,062,837.64/1,594,254.30 = 431,603.56/x
  3. Step 3: Cross multiply
    1,062,837.64x = 1,594,254.30 × 431,603.56
  4. Step 4: Simplify right side
    1,062,837.64x = 688,085,831,425.31
  5. Step 5: Solve for x
    x = 688,085,831,425.31/1,062,837.64
  6. Step 6: Final answer
    x = 647,404.46

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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.