Home / 2,805,875.64-3,866,817.36-2,030,193.12

Finding the Fourth Proportional to 2,805,875.64, 3,866,817.36 and 2,030,193.12

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Solution

The fourth proportional to 2,805,875.64, 3,866,817.36 and 2,030,193.12 is: 2,797,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,875.64 : 3,866,817.36 = 2,030,193.12 : x
  2. Step 2: Convert to fraction form
    2,805,875.64/3,866,817.36 = 2,030,193.12/x
  3. Step 3: Cross multiply
    2,805,875.64x = 3,866,817.36 × 2,030,193.12
  4. Step 4: Simplify right side
    2,805,875.64x = 7,850,386,000,568.56
  5. Step 5: Solve for x
    x = 7,850,386,000,568.56/2,805,875.64
  6. Step 6: Final answer
    x = 2,797,838.18

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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.