Home / 1,113,481.60-1,671,403.47-986,224.01

Finding the Fourth Proportional to 1,113,481.60, 1,671,403.47 and 986,224.01

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Solution

The fourth proportional to 1,113,481.60, 1,671,403.47 and 986,224.01 is: 1,480,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,481.60 : 1,671,403.47 = 986,224.01 : x
  2. Step 2: Convert to fraction form
    1,113,481.60/1,671,403.47 = 986,224.01/x
  3. Step 3: Cross multiply
    1,113,481.60x = 1,671,403.47 × 986,224.01
  4. Step 4: Simplify right side
    1,113,481.60x = 1,648,378,232,511.31
  5. Step 5: Solve for x
    x = 1,648,378,232,511.31/1,113,481.60
  6. Step 6: Final answer
    x = 1,480,382.10

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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.