Home / 2,970,780.51-4,455,453.65-1,371,806.49

Finding the Fourth Proportional to 2,970,780.51, 4,455,453.65 and 1,371,806.49

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Solution

The fourth proportional to 2,970,780.51, 4,455,453.65 and 1,371,806.49 is: 2,057,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,780.51 : 4,455,453.65 = 1,371,806.49 : x
  2. Step 2: Convert to fraction form
    2,970,780.51/4,455,453.65 = 1,371,806.49/x
  3. Step 3: Cross multiply
    2,970,780.51x = 4,455,453.65 × 1,371,806.49
  4. Step 4: Simplify right side
    2,970,780.51x = 6,112,020,226,105.16
  5. Step 5: Solve for x
    x = 6,112,020,226,105.16/2,970,780.51
  6. Step 6: Final answer
    x = 2,057,378.59

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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.