Home / 1,748,382.71-2,621,909.74-836,629.24

Finding the Fourth Proportional to 1,748,382.71, 2,621,909.74 and 836,629.24

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Solution

The fourth proportional to 1,748,382.71, 2,621,909.74 and 836,629.24 is: 1,254,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,382.71 : 2,621,909.74 = 836,629.24 : x
  2. Step 2: Convert to fraction form
    1,748,382.71/2,621,909.74 = 836,629.24/x
  3. Step 3: Cross multiply
    1,748,382.71x = 2,621,909.74 × 836,629.24
  4. Step 4: Simplify right side
    1,748,382.71x = 2,193,566,353,124.80
  5. Step 5: Solve for x
    x = 2,193,566,353,124.80/1,748,382.71
  6. Step 6: Final answer
    x = 1,254,625.97

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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.