Home / 1,610,429-2,222,420.10-885,307.28

Finding the Fourth Proportional to 1,610,429, 2,222,420.10 and 885,307.28

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Solution

The fourth proportional to 1,610,429, 2,222,420.10 and 885,307.28 is: 1,221,739.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,429 : 2,222,420.10 = 885,307.28 : x
  2. Step 2: Convert to fraction form
    1,610,429/2,222,420.10 = 885,307.28/x
  3. Step 3: Cross multiply
    1,610,429x = 2,222,420.10 × 885,307.28
  4. Step 4: Simplify right side
    1,610,429x = 1,967,524,693,748.33
  5. Step 5: Solve for x
    x = 1,967,524,693,748.33/1,610,429
  6. Step 6: Final answer
    x = 1,221,739.48

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1.5x scale

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.