Home / 2,179,154.52-3,007,330.08-1,815,969.96

Finding the Fourth Proportional to 2,179,154.52, 3,007,330.08 and 1,815,969.96

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Solution

The fourth proportional to 2,179,154.52, 3,007,330.08 and 1,815,969.96 is: 2,506,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,154.52 : 3,007,330.08 = 1,815,969.96 : x
  2. Step 2: Convert to fraction form
    2,179,154.52/3,007,330.08 = 1,815,969.96/x
  3. Step 3: Cross multiply
    2,179,154.52x = 3,007,330.08 × 1,815,969.96
  4. Step 4: Simplify right side
    2,179,154.52x = 5,461,221,085,084.40
  5. Step 5: Solve for x
    x = 5,461,221,085,084.40/2,179,154.52
  6. Step 6: Final answer
    x = 2,506,119.25

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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.