Home / 1,423,641.44-1,964,491.44-963,820.64

Finding the Fourth Proportional to 1,423,641.44, 1,964,491.44 and 963,820.64

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Solution

The fourth proportional to 1,423,641.44, 1,964,491.44 and 963,820.64 is: 1,329,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,641.44 : 1,964,491.44 = 963,820.64 : x
  2. Step 2: Convert to fraction form
    1,423,641.44/1,964,491.44 = 963,820.64/x
  3. Step 3: Cross multiply
    1,423,641.44x = 1,964,491.44 × 963,820.64
  4. Step 4: Simplify right side
    1,423,641.44x = 1,893,417,396,975.32
  5. Step 5: Solve for x
    x = 1,893,417,396,975.32/1,423,641.44
  6. Step 6: Final answer
    x = 1,329,981.93

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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.