Home / 2,570,886.80-3,860,477.40-1,940,512.40

Finding the Fourth Proportional to 2,570,886.80, 3,860,477.40 and 1,940,512.40

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Solution

The fourth proportional to 2,570,886.80, 3,860,477.40 and 1,940,512.40 is: 2,913,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,886.80 : 3,860,477.40 = 1,940,512.40 : x
  2. Step 2: Convert to fraction form
    2,570,886.80/3,860,477.40 = 1,940,512.40/x
  3. Step 3: Cross multiply
    2,570,886.80x = 3,860,477.40 × 1,940,512.40
  4. Step 4: Simplify right side
    2,570,886.80x = 7,491,304,264,619.76
  5. Step 5: Solve for x
    x = 7,491,304,264,619.76/2,570,886.80
  6. Step 6: Final answer
    x = 2,913,898.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.