Home / 3,550,645.40-5,323,343.70-1,955,010.20

Finding the Fourth Proportional to 3,550,645.40, 5,323,343.70 and 1,955,010.20

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Solution

The fourth proportional to 3,550,645.40, 5,323,343.70 and 1,955,010.20 is: 2,931,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,645.40 : 5,323,343.70 = 1,955,010.20 : x
  2. Step 2: Convert to fraction form
    3,550,645.40/5,323,343.70 = 1,955,010.20/x
  3. Step 3: Cross multiply
    3,550,645.40x = 5,323,343.70 × 1,955,010.20
  4. Step 4: Simplify right side
    3,550,645.40x = 10,407,191,231,605.74
  5. Step 5: Solve for x
    x = 10,407,191,231,605.74/3,550,645.40
  6. Step 6: Final answer
    x = 2,931,070.29

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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.