Home / 1,750,742.10-2,621,880.90-1,449,001.71

Finding the Fourth Proportional to 1,750,742.10, 2,621,880.90 and 1,449,001.71

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Solution

The fourth proportional to 1,750,742.10, 2,621,880.90 and 1,449,001.71 is: 2,169,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,742.10 : 2,621,880.90 = 1,449,001.71 : x
  2. Step 2: Convert to fraction form
    1,750,742.10/2,621,880.90 = 1,449,001.71/x
  3. Step 3: Cross multiply
    1,750,742.10x = 2,621,880.90 × 1,449,001.71
  4. Step 4: Simplify right side
    1,750,742.10x = 3,799,109,907,516.34
  5. Step 5: Solve for x
    x = 3,799,109,907,516.34/1,750,742.10
  6. Step 6: Final answer
    x = 2,169,999.74

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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.