Home / 1,550,172.42-2,139,046.65-896,910.66

Finding the Fourth Proportional to 1,550,172.42, 2,139,046.65 and 896,910.66

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Solution

The fourth proportional to 1,550,172.42, 2,139,046.65 and 896,910.66 is: 1,237,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,172.42 : 2,139,046.65 = 896,910.66 : x
  2. Step 2: Convert to fraction form
    1,550,172.42/2,139,046.65 = 896,910.66/x
  3. Step 3: Cross multiply
    1,550,172.42x = 2,139,046.65 × 896,910.66
  4. Step 4: Simplify right side
    1,550,172.42x = 1,918,533,742,622.29
  5. Step 5: Solve for x
    x = 1,918,533,742,622.29/1,550,172.42
  6. Step 6: Final answer
    x = 1,237,626.03

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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.