Home / 1,947,717.48-2,687,799.54-1,088,283.72

Finding the Fourth Proportional to 1,947,717.48, 2,687,799.54 and 1,088,283.72

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Solution

The fourth proportional to 1,947,717.48, 2,687,799.54 and 1,088,283.72 is: 1,501,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,717.48 : 2,687,799.54 = 1,088,283.72 : x
  2. Step 2: Convert to fraction form
    1,947,717.48/2,687,799.54 = 1,088,283.72/x
  3. Step 3: Cross multiply
    1,947,717.48x = 2,687,799.54 × 1,088,283.72
  4. Step 4: Simplify right side
    1,947,717.48x = 2,925,088,482,005.49
  5. Step 5: Solve for x
    x = 2,925,088,482,005.49/1,947,717.48
  6. Step 6: Final answer
    x = 1,501,803.27

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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.