Home / 1,559,492.20-2,339,238.30-999,620.20

Finding the Fourth Proportional to 1,559,492.20, 2,339,238.30 and 999,620.20

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Solution

The fourth proportional to 1,559,492.20, 2,339,238.30 and 999,620.20 is: 1,499,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,492.20 : 2,339,238.30 = 999,620.20 : x
  2. Step 2: Convert to fraction form
    1,559,492.20/2,339,238.30 = 999,620.20/x
  3. Step 3: Cross multiply
    1,559,492.20x = 2,339,238.30 × 999,620.20
  4. Step 4: Simplify right side
    1,559,492.20x = 2,338,349,857,293.66
  5. Step 5: Solve for x
    x = 2,338,349,857,293.66/1,559,492.20
  6. Step 6: Final answer
    x = 1,499,430.30

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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.