Home / 1,628,526-2,440,297.86-870,475.32

Finding the Fourth Proportional to 1,628,526, 2,440,297.86 and 870,475.32

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Solution

The fourth proportional to 1,628,526, 2,440,297.86 and 870,475.32 is: 1,304,381.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,526 : 2,440,297.86 = 870,475.32 : x
  2. Step 2: Convert to fraction form
    1,628,526/2,440,297.86 = 870,475.32/x
  3. Step 3: Cross multiply
    1,628,526x = 2,440,297.86 × 870,475.32
  4. Step 4: Simplify right side
    1,628,526x = 2,124,219,060,578.82
  5. Step 5: Solve for x
    x = 2,124,219,060,578.82/1,628,526
  6. Step 6: Final answer
    x = 1,304,381.42

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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.