Home / 3,312,641.78-4,571,418.14-1,862,343.66

Finding the Fourth Proportional to 3,312,641.78, 4,571,418.14 and 1,862,343.66

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Solution

The fourth proportional to 3,312,641.78, 4,571,418.14 and 1,862,343.66 is: 2,570,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,641.78 : 4,571,418.14 = 1,862,343.66 : x
  2. Step 2: Convert to fraction form
    3,312,641.78/4,571,418.14 = 1,862,343.66/x
  3. Step 3: Cross multiply
    3,312,641.78x = 4,571,418.14 × 1,862,343.66
  4. Step 4: Simplify right side
    3,312,641.78x = 8,513,551,590,237.99
  5. Step 5: Solve for x
    x = 8,513,551,590,237.99/3,312,641.78
  6. Step 6: Final answer
    x = 2,570,018.78

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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.