Home / 1,019,146.35-1,406,558.37-657,621.27

Finding the Fourth Proportional to 1,019,146.35, 1,406,558.37 and 657,621.27

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Solution

The fourth proportional to 1,019,146.35, 1,406,558.37 and 657,621.27 is: 907,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,146.35 : 1,406,558.37 = 657,621.27 : x
  2. Step 2: Convert to fraction form
    1,019,146.35/1,406,558.37 = 657,621.27/x
  3. Step 3: Cross multiply
    1,019,146.35x = 1,406,558.37 × 657,621.27
  4. Step 4: Simplify right side
    1,019,146.35x = 924,982,701,608.53
  5. Step 5: Solve for x
    x = 924,982,701,608.53/1,019,146.35
  6. Step 6: Final answer
    x = 907,605.37

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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.