Home / 1,812,000.60-2,718,000.90-867,216.60

Finding the Fourth Proportional to 1,812,000.60, 2,718,000.90 and 867,216.60

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Solution

The fourth proportional to 1,812,000.60, 2,718,000.90 and 867,216.60 is: 1,300,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,000.60 : 2,718,000.90 = 867,216.60 : x
  2. Step 2: Convert to fraction form
    1,812,000.60/2,718,000.90 = 867,216.60/x
  3. Step 3: Cross multiply
    1,812,000.60x = 2,718,000.90 × 867,216.60
  4. Step 4: Simplify right side
    1,812,000.60x = 2,357,095,499,294.94
  5. Step 5: Solve for x
    x = 2,357,095,499,294.94/1,812,000.60
  6. Step 6: Final answer
    x = 1,300,824.90

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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.