Home / 1,937,965.25-2,674,365.92-1,078,525.28

Finding the Fourth Proportional to 1,937,965.25, 2,674,365.92 and 1,078,525.28

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Solution

The fourth proportional to 1,937,965.25, 2,674,365.92 and 1,078,525.28 is: 1,488,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,965.25 : 2,674,365.92 = 1,078,525.28 : x
  2. Step 2: Convert to fraction form
    1,937,965.25/2,674,365.92 = 1,078,525.28/x
  3. Step 3: Cross multiply
    1,937,965.25x = 2,674,365.92 × 1,078,525.28
  4. Step 4: Simplify right side
    1,937,965.25x = 2,884,371,252,690.46
  5. Step 5: Solve for x
    x = 2,884,371,252,690.46/1,937,965.25
  6. Step 6: Final answer
    x = 1,488,350.35

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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.