Home / 1,152,123.18-1,590,214.59-699,793.26

Finding the Fourth Proportional to 1,152,123.18, 1,590,214.59 and 699,793.26

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Solution

The fourth proportional to 1,152,123.18, 1,590,214.59 and 699,793.26 is: 965,887.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,123.18 : 1,590,214.59 = 699,793.26 : x
  2. Step 2: Convert to fraction form
    1,152,123.18/1,590,214.59 = 699,793.26/x
  3. Step 3: Cross multiply
    1,152,123.18x = 1,590,214.59 × 699,793.26
  4. Step 4: Simplify right side
    1,152,123.18x = 1,112,821,452,035.66
  5. Step 5: Solve for x
    x = 1,112,821,452,035.66/1,152,123.18
  6. Step 6: Final answer
    x = 965,887.56

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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.