Home / 3,859,303.16-5,326,165.44-2,140,977.28

Finding the Fourth Proportional to 3,859,303.16, 5,326,165.44 and 2,140,977.28

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Solution

The fourth proportional to 3,859,303.16, 5,326,165.44 and 2,140,977.28 is: 2,954,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,303.16 : 5,326,165.44 = 2,140,977.28 : x
  2. Step 2: Convert to fraction form
    3,859,303.16/5,326,165.44 = 2,140,977.28/x
  3. Step 3: Cross multiply
    3,859,303.16x = 5,326,165.44 × 2,140,977.28
  4. Step 4: Simplify right side
    3,859,303.16x = 11,403,199,196,561.20
  5. Step 5: Solve for x
    x = 11,403,199,196,561.20/3,859,303.16
  6. Step 6: Final answer
    x = 2,954,730.10

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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.