Home / 1,340,003.70-2,009,314.35-498,122.10

Finding the Fourth Proportional to 1,340,003.70, 2,009,314.35 and 498,122.10

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Solution

The fourth proportional to 1,340,003.70, 2,009,314.35 and 498,122.10 is: 746,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,003.70 : 2,009,314.35 = 498,122.10 : x
  2. Step 2: Convert to fraction form
    1,340,003.70/2,009,314.35 = 498,122.10/x
  3. Step 3: Cross multiply
    1,340,003.70x = 2,009,314.35 × 498,122.10
  4. Step 4: Simplify right side
    1,340,003.70x = 1,000,883,883,582.14
  5. Step 5: Solve for x
    x = 1,000,883,883,582.14/1,340,003.70
  6. Step 6: Final answer
    x = 746,926.21

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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.