Home / 1,236,726.84-1,852,674.30-852,407.40

Finding the Fourth Proportional to 1,236,726.84, 1,852,674.30 and 852,407.40

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Solution

The fourth proportional to 1,236,726.84, 1,852,674.30 and 852,407.40 is: 1,276,945.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,726.84 : 1,852,674.30 = 852,407.40 : x
  2. Step 2: Convert to fraction form
    1,236,726.84/1,852,674.30 = 852,407.40/x
  3. Step 3: Cross multiply
    1,236,726.84x = 1,852,674.30 × 852,407.40
  4. Step 4: Simplify right side
    1,236,726.84x = 1,579,233,283,109.82
  5. Step 5: Solve for x
    x = 1,579,233,283,109.82/1,236,726.84
  6. Step 6: Final answer
    x = 1,276,945.91

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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.