Home / 1,224,436.60-1,836,788.85-415,405.16

Finding the Fourth Proportional to 1,224,436.60, 1,836,788.85 and 415,405.16

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Solution

The fourth proportional to 1,224,436.60, 1,836,788.85 and 415,405.16 is: 623,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,436.60 : 1,836,788.85 = 415,405.16 : x
  2. Step 2: Convert to fraction form
    1,224,436.60/1,836,788.85 = 415,405.16/x
  3. Step 3: Cross multiply
    1,224,436.60x = 1,836,788.85 × 415,405.16
  4. Step 4: Simplify right side
    1,224,436.60x = 763,011,556,936.52
  5. Step 5: Solve for x
    x = 763,011,556,936.52/1,224,436.60
  6. Step 6: Final answer
    x = 623,153.18

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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.