Home / 1,836,829.52-2,534,981.68-1,021,191.92

Finding the Fourth Proportional to 1,836,829.52, 2,534,981.68 and 1,021,191.92

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Solution

The fourth proportional to 1,836,829.52, 2,534,981.68 and 1,021,191.92 is: 1,409,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,829.52 : 2,534,981.68 = 1,021,191.92 : x
  2. Step 2: Convert to fraction form
    1,836,829.52/2,534,981.68 = 1,021,191.92/x
  3. Step 3: Cross multiply
    1,836,829.52x = 2,534,981.68 × 1,021,191.92
  4. Step 4: Simplify right side
    1,836,829.52x = 2,588,702,808,964.03
  5. Step 5: Solve for x
    x = 2,588,702,808,964.03/1,836,829.52
  6. Step 6: Final answer
    x = 1,409,332.10

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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.