Home / 2,140,913.96-2,954,501.86-1,173,986.58

Finding the Fourth Proportional to 2,140,913.96, 2,954,501.86 and 1,173,986.58

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Solution

The fourth proportional to 2,140,913.96, 2,954,501.86 and 1,173,986.58 is: 1,620,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,913.96 : 2,954,501.86 = 1,173,986.58 : x
  2. Step 2: Convert to fraction form
    2,140,913.96/2,954,501.86 = 1,173,986.58/x
  3. Step 3: Cross multiply
    2,140,913.96x = 2,954,501.86 × 1,173,986.58
  4. Step 4: Simplify right side
    2,140,913.96x = 3,468,545,534,225.04
  5. Step 5: Solve for x
    x = 3,468,545,534,225.04/2,140,913.96
  6. Step 6: Final answer
    x = 1,620,123.74

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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.