Home / 1,798,605.20-2,697,130.20-899,699.60

Finding the Fourth Proportional to 1,798,605.20, 2,697,130.20 and 899,699.60

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Solution

The fourth proportional to 1,798,605.20, 2,697,130.20 and 899,699.60 is: 1,349,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,605.20 : 2,697,130.20 = 899,699.60 : x
  2. Step 2: Convert to fraction form
    1,798,605.20/2,697,130.20 = 899,699.60/x
  3. Step 3: Cross multiply
    1,798,605.20x = 2,697,130.20 × 899,699.60
  4. Step 4: Simplify right side
    1,798,605.20x = 2,426,606,962,087.92
  5. Step 5: Solve for x
    x = 2,426,606,962,087.92/1,798,605.20
  6. Step 6: Final answer
    x = 1,349,160.43

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Double scale
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Similar ratio
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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.