Home / 1,937,955.20-2,674,357.36-1,078,500.96

Finding the Fourth Proportional to 1,937,955.20, 2,674,357.36 and 1,078,500.96

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Solution

The fourth proportional to 1,937,955.20, 2,674,357.36 and 1,078,500.96 is: 1,488,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,955.20 : 2,674,357.36 = 1,078,500.96 : x
  2. Step 2: Convert to fraction form
    1,937,955.20/2,674,357.36 = 1,078,500.96/x
  3. Step 3: Cross multiply
    1,937,955.20x = 2,674,357.36 × 1,078,500.96
  4. Step 4: Simplify right side
    1,937,955.20x = 2,884,296,980,143.07
  5. Step 5: Solve for x
    x = 2,884,296,980,143.07/1,937,955.20
  6. Step 6: Final answer
    x = 1,488,319.74

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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.