Home / 2,849,789.60-4,280,905.20-2,009,981.60

Finding the Fourth Proportional to 2,849,789.60, 4,280,905.20 and 2,009,981.60

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Solution

The fourth proportional to 2,849,789.60, 4,280,905.20 and 2,009,981.60 is: 3,019,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,789.60 : 4,280,905.20 = 2,009,981.60 : x
  2. Step 2: Convert to fraction form
    2,849,789.60/4,280,905.20 = 2,009,981.60/x
  3. Step 3: Cross multiply
    2,849,789.60x = 4,280,905.20 × 2,009,981.60
  4. Step 4: Simplify right side
    2,849,789.60x = 8,604,540,683,344.32
  5. Step 5: Solve for x
    x = 8,604,540,683,344.32/2,849,789.60
  6. Step 6: Final answer
    x = 3,019,359.98

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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.