Home / 1,019,180.32-1,406,605.32-657,655.24

Finding the Fourth Proportional to 1,019,180.32, 1,406,605.32 and 657,655.24

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Solution

The fourth proportional to 1,019,180.32, 1,406,605.32 and 657,655.24 is: 907,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,180.32 : 1,406,605.32 = 657,655.24 : x
  2. Step 2: Convert to fraction form
    1,019,180.32/1,406,605.32 = 657,655.24/x
  3. Step 3: Cross multiply
    1,019,180.32x = 1,406,605.32 × 657,655.24
  4. Step 4: Simplify right side
    1,019,180.32x = 925,061,359,309.88
  5. Step 5: Solve for x
    x = 925,061,359,309.88/1,019,180.32
  6. Step 6: Final answer
    x = 907,652.30

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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.