Home / 1,260,608-1,889,851.36-586,346.72

Finding the Fourth Proportional to 1,260,608, 1,889,851.36 and 586,346.72

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Solution

The fourth proportional to 1,260,608, 1,889,851.36 and 586,346.72 is: 879,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,608 : 1,889,851.36 = 586,346.72 : x
  2. Step 2: Convert to fraction form
    1,260,608/1,889,851.36 = 586,346.72/x
  3. Step 3: Cross multiply
    1,260,608x = 1,889,851.36 × 586,346.72
  4. Step 4: Simplify right side
    1,260,608x = 1,108,108,146,223.54
  5. Step 5: Solve for x
    x = 1,108,108,146,223.54/1,260,608
  6. Step 6: Final answer
    x = 879,026.74

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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.