Home / 1,175,176.80-1,761,728.40-701,359.20

Finding the Fourth Proportional to 1,175,176.80, 1,761,728.40 and 701,359.20

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Solution

The fourth proportional to 1,175,176.80, 1,761,728.40 and 701,359.20 is: 1,051,420.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,176.80 : 1,761,728.40 = 701,359.20 : x
  2. Step 2: Convert to fraction form
    1,175,176.80/1,761,728.40 = 701,359.20/x
  3. Step 3: Cross multiply
    1,175,176.80x = 1,761,728.40 × 701,359.20
  4. Step 4: Simplify right side
    1,175,176.80x = 1,235,604,421,241.28
  5. Step 5: Solve for x
    x = 1,235,604,421,241.28/1,175,176.80
  6. Step 6: Final answer
    x = 1,051,420.03

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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.