Home / 1,680,769-2,521,175.46-558,838

Finding the Fourth Proportional to 1,680,769, 2,521,175.46 and 558,838

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Solution

The fourth proportional to 1,680,769, 2,521,175.46 and 558,838 is: 838,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,769 : 2,521,175.46 = 558,838 : x
  2. Step 2: Convert to fraction form
    1,680,769/2,521,175.46 = 558,838/x
  3. Step 3: Cross multiply
    1,680,769x = 2,521,175.46 × 558,838
  4. Step 4: Simplify right side
    1,680,769x = 1,408,928,651,715.48
  5. Step 5: Solve for x
    x = 1,408,928,651,715.48/1,680,769
  6. Step 6: Final answer
    x = 838,264.30

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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.