Home / 1,533,663.19-2,116,463.61-889,465.33

Finding the Fourth Proportional to 1,533,663.19, 2,116,463.61 and 889,465.33

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Solution

The fourth proportional to 1,533,663.19, 2,116,463.61 and 889,465.33 is: 1,227,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,663.19 : 2,116,463.61 = 889,465.33 : x
  2. Step 2: Convert to fraction form
    1,533,663.19/2,116,463.61 = 889,465.33/x
  3. Step 3: Cross multiply
    1,533,663.19x = 2,116,463.61 × 889,465.33
  4. Step 4: Simplify right side
    1,533,663.19x = 1,882,521,003,301.64
  5. Step 5: Solve for x
    x = 1,882,521,003,301.64/1,533,663.19
  6. Step 6: Final answer
    x = 1,227,467.03

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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.