Home / 1,555,786.51-2,333,656.60-948,753.20

Finding the Fourth Proportional to 1,555,786.51, 2,333,656.60 and 948,753.20

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Solution

The fourth proportional to 1,555,786.51, 2,333,656.60 and 948,753.20 is: 1,423,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,786.51 : 2,333,656.60 = 948,753.20 : x
  2. Step 2: Convert to fraction form
    1,555,786.51/2,333,656.60 = 948,753.20/x
  3. Step 3: Cross multiply
    1,555,786.51x = 2,333,656.60 × 948,753.20
  4. Step 4: Simplify right side
    1,555,786.51x = 2,214,064,166,951.12
  5. Step 5: Solve for x
    x = 2,214,064,166,951.12/1,555,786.51
  6. Step 6: Final answer
    x = 1,423,115.67

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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.