Home / 1,092,123.56-1,637,409.63-417,636.35

Finding the Fourth Proportional to 1,092,123.56, 1,637,409.63 and 417,636.35

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Solution

The fourth proportional to 1,092,123.56, 1,637,409.63 and 417,636.35 is: 626,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,123.56 : 1,637,409.63 = 417,636.35 : x
  2. Step 2: Convert to fraction form
    1,092,123.56/1,637,409.63 = 417,636.35/x
  3. Step 3: Cross multiply
    1,092,123.56x = 1,637,409.63 × 417,636.35
  4. Step 4: Simplify right side
    1,092,123.56x = 683,841,790,057.85
  5. Step 5: Solve for x
    x = 683,841,790,057.85/1,092,123.56
  6. Step 6: Final answer
    x = 626,157.90

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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.