Home / 1,646,126.80-2,468,124.60-699,240.40

Finding the Fourth Proportional to 1,646,126.80, 2,468,124.60 and 699,240.40

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Solution

The fourth proportional to 1,646,126.80, 2,468,124.60 and 699,240.40 is: 1,048,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,126.80 : 2,468,124.60 = 699,240.40 : x
  2. Step 2: Convert to fraction form
    1,646,126.80/2,468,124.60 = 699,240.40/x
  3. Step 3: Cross multiply
    1,646,126.80x = 2,468,124.60 × 699,240.40
  4. Step 4: Simplify right side
    1,646,126.80x = 1,725,812,432,553.84
  5. Step 5: Solve for x
    x = 1,725,812,432,553.84/1,646,126.80
  6. Step 6: Final answer
    x = 1,048,407.96

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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.