Home / 1,175,254.40-1,763,464.80-670,203.20

Finding the Fourth Proportional to 1,175,254.40, 1,763,464.80 and 670,203.20

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Solution

The fourth proportional to 1,175,254.40, 1,763,464.80 and 670,203.20 is: 1,005,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,254.40 : 1,763,464.80 = 670,203.20 : x
  2. Step 2: Convert to fraction form
    1,175,254.40/1,763,464.80 = 670,203.20/x
  3. Step 3: Cross multiply
    1,175,254.40x = 1,763,464.80 × 670,203.20
  4. Step 4: Simplify right side
    1,175,254.40x = 1,181,879,752,047.36
  5. Step 5: Solve for x
    x = 1,181,879,752,047.36/1,175,254.40
  6. Step 6: Final answer
    x = 1,005,637.38

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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.