Home / 1,610,427.48-2,222,397.12-885,321.78

Finding the Fourth Proportional to 1,610,427.48, 2,222,397.12 and 885,321.78

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Solution

The fourth proportional to 1,610,427.48, 2,222,397.12 and 885,321.78 is: 1,221,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,427.48 : 2,222,397.12 = 885,321.78 : x
  2. Step 2: Convert to fraction form
    1,610,427.48/2,222,397.12 = 885,321.78/x
  3. Step 3: Cross multiply
    1,610,427.48x = 2,222,397.12 × 885,321.78
  4. Step 4: Simplify right side
    1,610,427.48x = 1,967,536,574,145.27
  5. Step 5: Solve for x
    x = 1,967,536,574,145.27/1,610,427.48
  6. Step 6: Final answer
    x = 1,221,748.01

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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.