Home / 3,222,579.16-4,447,070.34-1,772,274.40

Finding the Fourth Proportional to 3,222,579.16, 4,447,070.34 and 1,772,274.40

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Solution

The fourth proportional to 3,222,579.16, 4,447,070.34 and 1,772,274.40 is: 2,445,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,579.16 : 4,447,070.34 = 1,772,274.40 : x
  2. Step 2: Convert to fraction form
    3,222,579.16/4,447,070.34 = 1,772,274.40/x
  3. Step 3: Cross multiply
    3,222,579.16x = 4,447,070.34 × 1,772,274.40
  4. Step 4: Simplify right side
    3,222,579.16x = 7,881,428,918,581.30
  5. Step 5: Solve for x
    x = 7,881,428,918,581.30/3,222,579.16
  6. Step 6: Final answer
    x = 2,445,689.78

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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.