Home / 1,257,703.92-1,886,848.29-359,157.96

Finding the Fourth Proportional to 1,257,703.92, 1,886,848.29 and 359,157.96

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Solution

The fourth proportional to 1,257,703.92, 1,886,848.29 and 359,157.96 is: 538,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,703.92 : 1,886,848.29 = 359,157.96 : x
  2. Step 2: Convert to fraction form
    1,257,703.92/1,886,848.29 = 359,157.96/x
  3. Step 3: Cross multiply
    1,257,703.92x = 1,886,848.29 × 359,157.96
  4. Step 4: Simplify right side
    1,257,703.92x = 677,676,582,665.89
  5. Step 5: Solve for x
    x = 677,676,582,665.89/1,257,703.92
  6. Step 6: Final answer
    x = 538,820.44

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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.