Home / 2,565,498.96-3,847,165.80-768,637.92

Finding the Fourth Proportional to 2,565,498.96, 3,847,165.80 and 768,637.92

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Solution

The fourth proportional to 2,565,498.96, 3,847,165.80 and 768,637.92 is: 1,152,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,498.96 : 3,847,165.80 = 768,637.92 : x
  2. Step 2: Convert to fraction form
    2,565,498.96/3,847,165.80 = 768,637.92/x
  3. Step 3: Cross multiply
    2,565,498.96x = 3,847,165.80 × 768,637.92
  4. Step 4: Simplify right side
    2,565,498.96x = 2,957,077,518,407.14
  5. Step 5: Solve for x
    x = 2,957,077,518,407.14/2,565,498.96
  6. Step 6: Final answer
    x = 1,152,632.51

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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.