Home / 2,130,869.73-2,940,664.80-1,164,062.34

Finding the Fourth Proportional to 2,130,869.73, 2,940,664.80 and 1,164,062.34

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Solution

The fourth proportional to 2,130,869.73, 2,940,664.80 and 1,164,062.34 is: 1,606,441.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,869.73 : 2,940,664.80 = 1,164,062.34 : x
  2. Step 2: Convert to fraction form
    2,130,869.73/2,940,664.80 = 1,164,062.34/x
  3. Step 3: Cross multiply
    2,130,869.73x = 2,940,664.80 × 1,164,062.34
  4. Step 4: Simplify right side
    2,130,869.73x = 3,423,117,152,608.87
  5. Step 5: Solve for x
    x = 3,423,117,152,608.87/2,130,869.73
  6. Step 6: Final answer
    x = 1,606,441.30

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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.