Home / 3,429,569.25-5,144,356.09-870,976.08

Finding the Fourth Proportional to 3,429,569.25, 5,144,356.09 and 870,976.08

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Solution

The fourth proportional to 3,429,569.25, 5,144,356.09 and 870,976.08 is: 1,306,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,569.25 : 5,144,356.09 = 870,976.08 : x
  2. Step 2: Convert to fraction form
    3,429,569.25/5,144,356.09 = 870,976.08/x
  3. Step 3: Cross multiply
    3,429,569.25x = 5,144,356.09 × 870,976.08
  4. Step 4: Simplify right side
    3,429,569.25x = 4,480,611,075,670.55
  5. Step 5: Solve for x
    x = 4,480,611,075,670.55/3,429,569.25
  6. Step 6: Final answer
    x = 1,306,464.68

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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.