Home / 1,921,468.72-2,882,203.08-501,512.40

Finding the Fourth Proportional to 1,921,468.72, 2,882,203.08 and 501,512.40

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Solution

The fourth proportional to 1,921,468.72, 2,882,203.08 and 501,512.40 is: 752,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,468.72 : 2,882,203.08 = 501,512.40 : x
  2. Step 2: Convert to fraction form
    1,921,468.72/2,882,203.08 = 501,512.40/x
  3. Step 3: Cross multiply
    1,921,468.72x = 2,882,203.08 × 501,512.40
  4. Step 4: Simplify right side
    1,921,468.72x = 1,445,460,583,938.19
  5. Step 5: Solve for x
    x = 1,445,460,583,938.19/1,921,468.72
  6. Step 6: Final answer
    x = 752,268.60

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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.