Home / 1,356,466.70-2,034,700.05-1,279,052.30

Finding the Fourth Proportional to 1,356,466.70, 2,034,700.05 and 1,279,052.30

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Solution

The fourth proportional to 1,356,466.70, 2,034,700.05 and 1,279,052.30 is: 1,918,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,466.70 : 2,034,700.05 = 1,279,052.30 : x
  2. Step 2: Convert to fraction form
    1,356,466.70/2,034,700.05 = 1,279,052.30/x
  3. Step 3: Cross multiply
    1,356,466.70x = 2,034,700.05 × 1,279,052.30
  4. Step 4: Simplify right side
    1,356,466.70x = 2,602,487,778,762.62
  5. Step 5: Solve for x
    x = 2,602,487,778,762.62/1,356,466.70
  6. Step 6: Final answer
    x = 1,918,578.45

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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.