Home / 1,202,597.55-1,659,611.30-686,341.13

Finding the Fourth Proportional to 1,202,597.55, 1,659,611.30 and 686,341.13

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Solution

The fourth proportional to 1,202,597.55, 1,659,611.30 and 686,341.13 is: 947,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,597.55 : 1,659,611.30 = 686,341.13 : x
  2. Step 2: Convert to fraction form
    1,202,597.55/1,659,611.30 = 686,341.13/x
  3. Step 3: Cross multiply
    1,202,597.55x = 1,659,611.30 × 686,341.13
  4. Step 4: Simplify right side
    1,202,597.55x = 1,139,059,483,273.01
  5. Step 5: Solve for x
    x = 1,139,059,483,273.01/1,202,597.55
  6. Step 6: Final answer
    x = 947,165.98

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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.