Home / 1,921,329.32-2,651,429.87-1,094,402.75

Finding the Fourth Proportional to 1,921,329.32, 2,651,429.87 and 1,094,402.75

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Solution

The fourth proportional to 1,921,329.32, 2,651,429.87 and 1,094,402.75 is: 1,510,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,329.32 : 2,651,429.87 = 1,094,402.75 : x
  2. Step 2: Convert to fraction form
    1,921,329.32/2,651,429.87 = 1,094,402.75/x
  3. Step 3: Cross multiply
    1,921,329.32x = 2,651,429.87 × 1,094,402.75
  4. Step 4: Simplify right side
    1,921,329.32x = 2,901,732,122,430.98
  5. Step 5: Solve for x
    x = 2,901,732,122,430.98/1,921,329.32
  6. Step 6: Final answer
    x = 1,510,273.17

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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.