Home / 1,223,914.56-1,833,839.55-749,602.86

Finding the Fourth Proportional to 1,223,914.56, 1,833,839.55 and 749,602.86

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Solution

The fourth proportional to 1,223,914.56, 1,833,839.55 and 749,602.86 is: 1,123,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,914.56 : 1,833,839.55 = 749,602.86 : x
  2. Step 2: Convert to fraction form
    1,223,914.56/1,833,839.55 = 749,602.86/x
  3. Step 3: Cross multiply
    1,223,914.56x = 1,833,839.55 × 749,602.86
  4. Step 4: Simplify right side
    1,223,914.56x = 1,374,651,371,461.11
  5. Step 5: Solve for x
    x = 1,374,651,371,461.11/1,223,914.56
  6. Step 6: Final answer
    x = 1,123,159.59

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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.