Home / 1,123,760.60-1,683,285.70-525,232.60

Finding the Fourth Proportional to 1,123,760.60, 1,683,285.70 and 525,232.60

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Solution

The fourth proportional to 1,123,760.60, 1,683,285.70 and 525,232.60 is: 786,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,760.60 : 1,683,285.70 = 525,232.60 : x
  2. Step 2: Convert to fraction form
    1,123,760.60/1,683,285.70 = 525,232.60/x
  3. Step 3: Cross multiply
    1,123,760.60x = 1,683,285.70 × 525,232.60
  4. Step 4: Simplify right side
    1,123,760.60x = 884,116,524,753.82
  5. Step 5: Solve for x
    x = 884,116,524,753.82/1,123,760.60
  6. Step 6: Final answer
    x = 786,748.11

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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.