Home / 1,563,665.79-2,157,629.22-875,301.87

Finding the Fourth Proportional to 1,563,665.79, 2,157,629.22 and 875,301.87

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Solution

The fourth proportional to 1,563,665.79, 2,157,629.22 and 875,301.87 is: 1,207,788.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,665.79 : 2,157,629.22 = 875,301.87 : x
  2. Step 2: Convert to fraction form
    1,563,665.79/2,157,629.22 = 875,301.87/x
  3. Step 3: Cross multiply
    1,563,665.79x = 2,157,629.22 × 875,301.87
  4. Step 4: Simplify right side
    1,563,665.79x = 1,888,576,891,032.64
  5. Step 5: Solve for x
    x = 1,888,576,891,032.64/1,563,665.79
  6. Step 6: Final answer
    x = 1,207,788.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.