Home / 1,448,061.09-2,172,195.51-383,090.50

Finding the Fourth Proportional to 1,448,061.09, 2,172,195.51 and 383,090.50

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Solution

The fourth proportional to 1,448,061.09, 2,172,195.51 and 383,090.50 is: 574,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,061.09 : 2,172,195.51 = 383,090.50 : x
  2. Step 2: Convert to fraction form
    1,448,061.09/2,172,195.51 = 383,090.50/x
  3. Step 3: Cross multiply
    1,448,061.09x = 2,172,195.51 × 383,090.50
  4. Step 4: Simplify right side
    1,448,061.09x = 832,147,464,023.66
  5. Step 5: Solve for x
    x = 832,147,464,023.66/1,448,061.09
  6. Step 6: Final answer
    x = 574,663.23

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Double scale
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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.