Home / 2,078,768-2,868,700.02-1,173,408.32

Finding the Fourth Proportional to 2,078,768, 2,868,700.02 and 1,173,408.32

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Solution

The fourth proportional to 2,078,768, 2,868,700.02 and 1,173,408.32 is: 1,619,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,768 : 2,868,700.02 = 1,173,408.32 : x
  2. Step 2: Convert to fraction form
    2,078,768/2,868,700.02 = 1,173,408.32/x
  3. Step 3: Cross multiply
    2,078,768x = 2,868,700.02 × 1,173,408.32
  4. Step 4: Simplify right side
    2,078,768x = 3,366,156,471,052.17
  5. Step 5: Solve for x
    x = 3,366,156,471,052.17/2,078,768
  6. Step 6: Final answer
    x = 1,619,303.58

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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.