Home / 1,665,642.48-2,298,586.12-901,695.48

Finding the Fourth Proportional to 1,665,642.48, 2,298,586.12 and 901,695.48

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Solution

The fourth proportional to 1,665,642.48, 2,298,586.12 and 901,695.48 is: 1,244,339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,642.48 : 2,298,586.12 = 901,695.48 : x
  2. Step 2: Convert to fraction form
    1,665,642.48/2,298,586.12 = 901,695.48/x
  3. Step 3: Cross multiply
    1,665,642.48x = 2,298,586.12 × 901,695.48
  4. Step 4: Simplify right side
    1,665,642.48x = 2,072,624,714,794.74
  5. Step 5: Solve for x
    x = 2,072,624,714,794.74/1,665,642.48
  6. Step 6: Final answer
    x = 1,244,339.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.