Home / 1,340,462.60-2,010,693.90-498,840.20

Finding the Fourth Proportional to 1,340,462.60, 2,010,693.90 and 498,840.20

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Solution

The fourth proportional to 1,340,462.60, 2,010,693.90 and 498,840.20 is: 748,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,462.60 : 2,010,693.90 = 498,840.20 : x
  2. Step 2: Convert to fraction form
    1,340,462.60/2,010,693.90 = 498,840.20/x
  3. Step 3: Cross multiply
    1,340,462.60x = 2,010,693.90 × 498,840.20
  4. Step 4: Simplify right side
    1,340,462.60x = 1,003,014,947,214.78
  5. Step 5: Solve for x
    x = 1,003,014,947,214.78/1,340,462.60
  6. Step 6: Final answer
    x = 748,260.30

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Double scale
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Similar ratio
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1.5x scale

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.