Home / 1,458,983.70-2,013,825.15-847,411.47

Finding the Fourth Proportional to 1,458,983.70, 2,013,825.15 and 847,411.47

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Solution

The fourth proportional to 1,458,983.70, 2,013,825.15 and 847,411.47 is: 1,169,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,983.70 : 2,013,825.15 = 847,411.47 : x
  2. Step 2: Convert to fraction form
    1,458,983.70/2,013,825.15 = 847,411.47/x
  3. Step 3: Cross multiply
    1,458,983.70x = 2,013,825.15 × 847,411.47
  4. Step 4: Simplify right side
    1,458,983.70x = 1,706,538,530,684.47
  5. Step 5: Solve for x
    x = 1,706,538,530,684.47/1,458,983.70
  6. Step 6: Final answer
    x = 1,169,676.21

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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.