Home / 1,118,901.66-1,544,356.23-683,685.49

Finding the Fourth Proportional to 1,118,901.66, 1,544,356.23 and 683,685.49

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Solution

The fourth proportional to 1,118,901.66, 1,544,356.23 and 683,685.49 is: 943,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,901.66 : 1,544,356.23 = 683,685.49 : x
  2. Step 2: Convert to fraction form
    1,118,901.66/1,544,356.23 = 683,685.49/x
  3. Step 3: Cross multiply
    1,118,901.66x = 1,544,356.23 × 683,685.49
  4. Step 4: Simplify right side
    1,118,901.66x = 1,055,853,948,073.28
  5. Step 5: Solve for x
    x = 1,055,853,948,073.28/1,118,901.66
  6. Step 6: Final answer
    x = 943,652.14

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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.