Home / 1,648,457.06-2,275,981.51-1,029,205.98

Finding the Fourth Proportional to 1,648,457.06, 2,275,981.51 and 1,029,205.98

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Solution

The fourth proportional to 1,648,457.06, 2,275,981.51 and 1,029,205.98 is: 1,420,997.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,457.06 : 2,275,981.51 = 1,029,205.98 : x
  2. Step 2: Convert to fraction form
    1,648,457.06/2,275,981.51 = 1,029,205.98/x
  3. Step 3: Cross multiply
    1,648,457.06x = 2,275,981.51 × 1,029,205.98
  4. Step 4: Simplify right side
    1,648,457.06x = 2,342,453,780,461.43
  5. Step 5: Solve for x
    x = 2,342,453,780,461.43/1,648,457.06
  6. Step 6: Final answer
    x = 1,420,997.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.