Home / 1,024,976.40-1,537,464.60-393,905.40

Finding the Fourth Proportional to 1,024,976.40, 1,537,464.60 and 393,905.40

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Solution

The fourth proportional to 1,024,976.40, 1,537,464.60 and 393,905.40 is: 590,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,976.40 : 1,537,464.60 = 393,905.40 : x
  2. Step 2: Convert to fraction form
    1,024,976.40/1,537,464.60 = 393,905.40/x
  3. Step 3: Cross multiply
    1,024,976.40x = 1,537,464.60 × 393,905.40
  4. Step 4: Simplify right side
    1,024,976.40x = 605,615,608,248.84
  5. Step 5: Solve for x
    x = 605,615,608,248.84/1,024,976.40
  6. Step 6: Final answer
    x = 590,858.10

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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.