Home / 1,937,977.32-2,674,382.60-1,078,537.36

Finding the Fourth Proportional to 1,937,977.32, 2,674,382.60 and 1,078,537.36

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Solution

The fourth proportional to 1,937,977.32, 2,674,382.60 and 1,078,537.36 is: 1,488,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,977.32 : 2,674,382.60 = 1,078,537.36 : x
  2. Step 2: Convert to fraction form
    1,937,977.32/2,674,382.60 = 1,078,537.36/x
  3. Step 3: Cross multiply
    1,937,977.32x = 2,674,382.60 × 1,078,537.36
  4. Step 4: Simplify right side
    1,937,977.32x = 2,884,421,549,033.94
  5. Step 5: Solve for x
    x = 2,884,421,549,033.94/1,937,977.32
  6. Step 6: Final answer
    x = 1,488,367.03

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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.