Home / 1,480,810.20-2,219,919.30-1,005,955.80

Finding the Fourth Proportional to 1,480,810.20, 2,219,919.30 and 1,005,955.80

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Solution

The fourth proportional to 1,480,810.20, 2,219,919.30 and 1,005,955.80 is: 1,508,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,810.20 : 2,219,919.30 = 1,005,955.80 : x
  2. Step 2: Convert to fraction form
    1,480,810.20/2,219,919.30 = 1,005,955.80/x
  3. Step 3: Cross multiply
    1,480,810.20x = 2,219,919.30 × 1,005,955.80
  4. Step 4: Simplify right side
    1,480,810.20x = 2,233,140,695,366.94
  5. Step 5: Solve for x
    x = 2,233,140,695,366.94/1,480,810.20
  6. Step 6: Final answer
    x = 1,508,053.29

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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.