Home / 2,874,966.60-4,308,315.24-1,977,421.80

Finding the Fourth Proportional to 2,874,966.60, 4,308,315.24 and 1,977,421.80

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Solution

The fourth proportional to 2,874,966.60, 4,308,315.24 and 1,977,421.80 is: 2,963,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,966.60 : 4,308,315.24 = 1,977,421.80 : x
  2. Step 2: Convert to fraction form
    2,874,966.60/4,308,315.24 = 1,977,421.80/x
  3. Step 3: Cross multiply
    2,874,966.60x = 4,308,315.24 × 1,977,421.80
  4. Step 4: Simplify right side
    2,874,966.60x = 8,519,356,476,848.23
  5. Step 5: Solve for x
    x = 8,519,356,476,848.23/2,874,966.60
  6. Step 6: Final answer
    x = 2,963,288.85

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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.