Home / 1,761,409.80-2,430,704.36-1,036,304.21

Finding the Fourth Proportional to 1,761,409.80, 2,430,704.36 and 1,036,304.21

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Solution

The fourth proportional to 1,761,409.80, 2,430,704.36 and 1,036,304.21 is: 1,430,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,409.80 : 2,430,704.36 = 1,036,304.21 : x
  2. Step 2: Convert to fraction form
    1,761,409.80/2,430,704.36 = 1,036,304.21/x
  3. Step 3: Cross multiply
    1,761,409.80x = 2,430,704.36 × 1,036,304.21
  4. Step 4: Simplify right side
    1,761,409.80x = 2,518,949,170,200.88
  5. Step 5: Solve for x
    x = 2,518,949,170,200.88/1,761,409.80
  6. Step 6: Final answer
    x = 1,430,075.60

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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.