Home / 897,043.21-1,345,564.81-615,707.53

Finding the Fourth Proportional to 897,043.21, 1,345,564.81 and 615,707.53

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Solution

The fourth proportional to 897,043.21, 1,345,564.81 and 615,707.53 is: 923,561.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,043.21 : 1,345,564.81 = 615,707.53 : x
  2. Step 2: Convert to fraction form
    897,043.21/1,345,564.81 = 615,707.53/x
  3. Step 3: Cross multiply
    897,043.21x = 1,345,564.81 × 615,707.53
  4. Step 4: Simplify right side
    897,043.21x = 828,474,383,025.74
  5. Step 5: Solve for x
    x = 828,474,383,025.74/897,043.21
  6. Step 6: Final answer
    x = 923,561.29

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Similar ratio
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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.