Home / 1,072,962.93-1,609,194.71-399,361.47

Finding the Fourth Proportional to 1,072,962.93, 1,609,194.71 and 399,361.47

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Solution

The fourth proportional to 1,072,962.93, 1,609,194.71 and 399,361.47 is: 598,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,962.93 : 1,609,194.71 = 399,361.47 : x
  2. Step 2: Convert to fraction form
    1,072,962.93/1,609,194.71 = 399,361.47/x
  3. Step 3: Cross multiply
    1,072,962.93x = 1,609,194.71 × 399,361.47
  4. Step 4: Simplify right side
    1,072,962.93x = 642,650,364,901.82
  5. Step 5: Solve for x
    x = 642,650,364,901.82/1,072,962.93
  6. Step 6: Final answer
    x = 598,949.27

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1.5x scale

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.