Home / 2,111,277.60-2,913,485.01-1,144,387.11

Finding the Fourth Proportional to 2,111,277.60, 2,913,485.01 and 1,144,387.11

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Solution

The fourth proportional to 2,111,277.60, 2,913,485.01 and 1,144,387.11 is: 1,579,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,277.60 : 2,913,485.01 = 1,144,387.11 : x
  2. Step 2: Convert to fraction form
    2,111,277.60/2,913,485.01 = 1,144,387.11/x
  3. Step 3: Cross multiply
    2,111,277.60x = 2,913,485.01 × 1,144,387.11
  4. Step 4: Simplify right side
    2,111,277.60x = 3,334,154,690,622.22
  5. Step 5: Solve for x
    x = 3,334,154,690,622.22/2,111,277.60
  6. Step 6: Final answer
    x = 1,579,211.89

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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.