Home / 2,662,979.29-3,994,637.07-1,125,688.03

Finding the Fourth Proportional to 2,662,979.29, 3,994,637.07 and 1,125,688.03

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Solution

The fourth proportional to 2,662,979.29, 3,994,637.07 and 1,125,688.03 is: 1,688,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,979.29 : 3,994,637.07 = 1,125,688.03 : x
  2. Step 2: Convert to fraction form
    2,662,979.29/3,994,637.07 = 1,125,688.03/x
  3. Step 3: Cross multiply
    2,662,979.29x = 3,994,637.07 × 1,125,688.03
  4. Step 4: Simplify right side
    2,662,979.29x = 4,496,715,133,893.27
  5. Step 5: Solve for x
    x = 4,496,715,133,893.27/2,662,979.29
  6. Step 6: Final answer
    x = 1,688,603.12

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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.