Home / 1,610,090.62-2,221,929.72-885,012.64

Finding the Fourth Proportional to 1,610,090.62, 2,221,929.72 and 885,012.64

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Solution

The fourth proportional to 1,610,090.62, 2,221,929.72 and 885,012.64 is: 1,221,320.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,090.62 : 2,221,929.72 = 885,012.64 : x
  2. Step 2: Convert to fraction form
    1,610,090.62/2,221,929.72 = 885,012.64/x
  3. Step 3: Cross multiply
    1,610,090.62x = 2,221,929.72 × 885,012.64
  4. Step 4: Simplify right side
    1,610,090.62x = 1,966,435,887,391.66
  5. Step 5: Solve for x
    x = 1,966,435,887,391.66/1,610,090.62
  6. Step 6: Final answer
    x = 1,221,320.01

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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.