Home / 2,574,343.32-3,551,117.27-1,605,791.49

Finding the Fourth Proportional to 2,574,343.32, 3,551,117.27 and 1,605,791.49

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Solution

The fourth proportional to 2,574,343.32, 3,551,117.27 and 1,605,791.49 is: 2,215,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574,343.32 : 3,551,117.27 = 1,605,791.49 : x
  2. Step 2: Convert to fraction form
    2,574,343.32/3,551,117.27 = 1,605,791.49/x
  3. Step 3: Cross multiply
    2,574,343.32x = 3,551,117.27 × 1,605,791.49
  4. Step 4: Simplify right side
    2,574,343.32x = 5,702,353,884,129.08
  5. Step 5: Solve for x
    x = 5,702,353,884,129.08/2,574,343.32
  6. Step 6: Final answer
    x = 2,215,071.25

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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.