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Finding the Fourth Proportional to 1,263,462, 1,895,521.32 and 376,998

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Solution

The fourth proportional to 1,263,462, 1,895,521.32 and 376,998 is: 565,594.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,462 : 1,895,521.32 = 376,998 : x
  2. Step 2: Convert to fraction form
    1,263,462/1,895,521.32 = 376,998/x
  3. Step 3: Cross multiply
    1,263,462x = 1,895,521.32 × 376,998
  4. Step 4: Simplify right side
    1,263,462x = 714,607,746,597.36
  5. Step 5: Solve for x
    x = 714,607,746,597.36/1,263,462
  6. Step 6: Final answer
    x = 565,594.97

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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.