Home / 4,308,707.80-6,464,009.40-1,276,310.80

Finding the Fourth Proportional to 4,308,707.80, 6,464,009.40 and 1,276,310.80

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Solution

The fourth proportional to 4,308,707.80, 6,464,009.40 and 1,276,310.80 is: 1,914,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308,707.80 : 6,464,009.40 = 1,276,310.80 : x
  2. Step 2: Convert to fraction form
    4,308,707.80/6,464,009.40 = 1,276,310.80/x
  3. Step 3: Cross multiply
    4,308,707.80x = 6,464,009.40 × 1,276,310.80
  4. Step 4: Simplify right side
    4,308,707.80x = 8,250,085,008,521.52
  5. Step 5: Solve for x
    x = 8,250,085,008,521.52/4,308,707.80
  6. Step 6: Final answer
    x = 1,914,746.92

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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.