Home / 4,299,145-6,448,772.88-1,265,821.18

Finding the Fourth Proportional to 4,299,145, 6,448,772.88 and 1,265,821.18

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Solution

The fourth proportional to 4,299,145, 6,448,772.88 and 1,265,821.18 is: 1,898,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299,145 : 6,448,772.88 = 1,265,821.18 : x
  2. Step 2: Convert to fraction form
    4,299,145/6,448,772.88 = 1,265,821.18/x
  3. Step 3: Cross multiply
    4,299,145x = 6,448,772.88 × 1,265,821.18
  4. Step 4: Simplify right side
    4,299,145x = 8,162,993,296,513.60
  5. Step 5: Solve for x
    x = 8,162,993,296,513.60/4,299,145
  6. Step 6: Final answer
    x = 1,898,748.08

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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.