Home / 1,136,200.40-1,567,989.36-626,935.58

Finding the Fourth Proportional to 1,136,200.40, 1,567,989.36 and 626,935.58

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Solution

The fourth proportional to 1,136,200.40, 1,567,989.36 and 626,935.58 is: 865,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,200.40 : 1,567,989.36 = 626,935.58 : x
  2. Step 2: Convert to fraction form
    1,136,200.40/1,567,989.36 = 626,935.58/x
  3. Step 3: Cross multiply
    1,136,200.40x = 1,567,989.36 × 626,935.58
  4. Step 4: Simplify right side
    1,136,200.40x = 983,028,318,845.43
  5. Step 5: Solve for x
    x = 983,028,318,845.43/1,136,200.40
  6. Step 6: Final answer
    x = 865,189.20

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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.