Home / 1,202,156.70-1,800,372.90-695,649.93

Finding the Fourth Proportional to 1,202,156.70, 1,800,372.90 and 695,649.93

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Solution

The fourth proportional to 1,202,156.70, 1,800,372.90 and 695,649.93 is: 1,041,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,156.70 : 1,800,372.90 = 695,649.93 : x
  2. Step 2: Convert to fraction form
    1,202,156.70/1,800,372.90 = 695,649.93/x
  3. Step 3: Cross multiply
    1,202,156.70x = 1,800,372.90 × 695,649.93
  4. Step 4: Simplify right side
    1,202,156.70x = 1,252,429,281,858.90
  5. Step 5: Solve for x
    x = 1,252,429,281,858.90/1,202,156.70
  6. Step 6: Final answer
    x = 1,041,818.66

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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.