Home / 3,485,430.60-5,216,957.16-1,862,142.94

Finding the Fourth Proportional to 3,485,430.60, 5,216,957.16 and 1,862,142.94

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Solution

The fourth proportional to 3,485,430.60, 5,216,957.16 and 1,862,142.94 is: 2,787,236.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,430.60 : 5,216,957.16 = 1,862,142.94 : x
  2. Step 2: Convert to fraction form
    3,485,430.60/5,216,957.16 = 1,862,142.94/x
  3. Step 3: Cross multiply
    3,485,430.60x = 5,216,957.16 × 1,862,142.94
  4. Step 4: Simplify right side
    3,485,430.60x = 9,714,719,943,776.45
  5. Step 5: Solve for x
    x = 9,714,719,943,776.45/3,485,430.60
  6. Step 6: Final answer
    x = 2,787,236.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.