Home / 1,086,528.60-1,629,792.90-555,087.60

Finding the Fourth Proportional to 1,086,528.60, 1,629,792.90 and 555,087.60

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Solution

The fourth proportional to 1,086,528.60, 1,629,792.90 and 555,087.60 is: 832,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,528.60 : 1,629,792.90 = 555,087.60 : x
  2. Step 2: Convert to fraction form
    1,086,528.60/1,629,792.90 = 555,087.60/x
  3. Step 3: Cross multiply
    1,086,528.60x = 1,629,792.90 × 555,087.60
  4. Step 4: Simplify right side
    1,086,528.60x = 904,677,829,358.04
  5. Step 5: Solve for x
    x = 904,677,829,358.04/1,086,528.60
  6. Step 6: Final answer
    x = 832,631.40

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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.